Home / 52,399.28-78,613.50-29,042.12

Finding the Fourth Proportional to 52,399.28, 78,613.50 and 29,042.12

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Solution

The fourth proportional to 52,399.28, 78,613.50 and 29,042.12 is: 43,571.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,399.28 : 78,613.50 = 29,042.12 : x
  2. Step 2: Convert to fraction form
    52,399.28/78,613.50 = 29,042.12/x
  3. Step 3: Cross multiply
    52,399.28x = 78,613.50 × 29,042.12
  4. Step 4: Simplify right side
    52,399.28x = 2,283,102,700.62
  5. Step 5: Solve for x
    x = 2,283,102,700.62/52,399.28
  6. Step 6: Final answer
    x = 43,571.26

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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.