Home / 331,617.72-497,497.66-106,991

Finding the Fourth Proportional to 331,617.72, 497,497.66 and 106,991

Calculator

Solution

The fourth proportional to 331,617.72, 497,497.66 and 106,991 is: 160,509.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,617.72 : 497,497.66 = 106,991 : x
  2. Step 2: Convert to fraction form
    331,617.72/497,497.66 = 106,991/x
  3. Step 3: Cross multiply
    331,617.72x = 497,497.66 × 106,991
  4. Step 4: Simplify right side
    331,617.72x = 53,227,772,141.06
  5. Step 5: Solve for x
    x = 53,227,772,141.06/331,617.72
  6. Step 6: Final answer
    x = 160,509.43

Related Problems

Find fourth proportional to 165,808.86, 248,748.83 and 53,495.50
Half scale
Find fourth proportional to 663,235.44, 994,995.32 and 213,982
Double scale
Find fourth proportional to 331,618.72, 497,499.16 and 106,992
Similar ratio
Find fourth proportional to 497,426.58, 746,246.49 and 160,486.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.