Home / 63,489.28-87,617.76-35,193.04

Finding the Fourth Proportional to 63,489.28, 87,617.76 and 35,193.04

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Solution

The fourth proportional to 63,489.28, 87,617.76 and 35,193.04 is: 48,567.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,489.28 : 87,617.76 = 35,193.04 : x
  2. Step 2: Convert to fraction form
    63,489.28/87,617.76 = 35,193.04/x
  3. Step 3: Cross multiply
    63,489.28x = 87,617.76 × 35,193.04
  4. Step 4: Simplify right side
    63,489.28x = 3,083,535,332.39
  5. Step 5: Solve for x
    x = 3,083,535,332.39/63,489.28
  6. Step 6: Final answer
    x = 48,567.81

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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.