Home / 72,545.52-108,714.60-41,316.24

Finding the Fourth Proportional to 72,545.52, 108,714.60 and 41,316.24

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Solution

The fourth proportional to 72,545.52, 108,714.60 and 41,316.24 is: 61,915.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,545.52 : 108,714.60 = 41,316.24 : x
  2. Step 2: Convert to fraction form
    72,545.52/108,714.60 = 41,316.24/x
  3. Step 3: Cross multiply
    72,545.52x = 108,714.60 × 41,316.24
  4. Step 4: Simplify right side
    72,545.52x = 4,491,678,505.10
  5. Step 5: Solve for x
    x = 4,491,678,505.10/72,545.52
  6. Step 6: Final answer
    x = 61,915.31

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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.