Home / 70,669.40-97,490.57-41,989.93

Finding the Fourth Proportional to 70,669.40, 97,490.57 and 41,989.93

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Solution

The fourth proportional to 70,669.40, 97,490.57 and 41,989.93 is: 57,926.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,669.40 : 97,490.57 = 41,989.93 : x
  2. Step 2: Convert to fraction form
    70,669.40/97,490.57 = 41,989.93/x
  3. Step 3: Cross multiply
    70,669.40x = 97,490.57 × 41,989.93
  4. Step 4: Simplify right side
    70,669.40x = 4,093,621,756.28
  5. Step 5: Solve for x
    x = 4,093,621,756.28/70,669.40
  6. Step 6: Final answer
    x = 57,926.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.