Home / 103,964.31-155,918.79-29,079.81

Finding the Fourth Proportional to 103,964.31, 155,918.79 and 29,079.81

Calculator

Solution

The fourth proportional to 103,964.31, 155,918.79 and 29,079.81 is: 43,611.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,964.31 : 155,918.79 = 29,079.81 : x
  2. Step 2: Convert to fraction form
    103,964.31/155,918.79 = 29,079.81/x
  3. Step 3: Cross multiply
    103,964.31x = 155,918.79 × 29,079.81
  4. Step 4: Simplify right side
    103,964.31x = 4,534,088,788.63
  5. Step 5: Solve for x
    x = 4,534,088,788.63/103,964.31
  6. Step 6: Final answer
    x = 43,611.97

Related Problems

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.