Home / 71,444.16-98,592.42-39,613.02

Finding the Fourth Proportional to 71,444.16, 98,592.42 and 39,613.02

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Solution

The fourth proportional to 71,444.16, 98,592.42 and 39,613.02 is: 54,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,444.16 : 98,592.42 = 39,613.02 : x
  2. Step 2: Convert to fraction form
    71,444.16/98,592.42 = 39,613.02/x
  3. Step 3: Cross multiply
    71,444.16x = 98,592.42 × 39,613.02
  4. Step 4: Simplify right side
    71,444.16x = 3,905,543,505.31
  5. Step 5: Solve for x
    x = 3,905,543,505.31/71,444.16
  6. Step 6: Final answer
    x = 54,665.68

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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.