Home / 98,874.92-148,331.02-39,715.22

Finding the Fourth Proportional to 98,874.92, 148,331.02 and 39,715.22

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Solution

The fourth proportional to 98,874.92, 148,331.02 and 39,715.22 is: 59,580.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,874.92 : 148,331.02 = 39,715.22 : x
  2. Step 2: Convert to fraction form
    98,874.92/148,331.02 = 39,715.22/x
  3. Step 3: Cross multiply
    98,874.92x = 148,331.02 × 39,715.22
  4. Step 4: Simplify right side
    98,874.92x = 5,890,999,092.12
  5. Step 5: Solve for x
    x = 5,890,999,092.12/98,874.92
  6. Step 6: Final answer
    x = 59,580.32

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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.