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Finding the Fourth Proportional to 62,480.80, 93,607.80 and 36,107.20

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Solution

The fourth proportional to 62,480.80, 93,607.80 and 36,107.20 is: 54,095.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,480.80 : 93,607.80 = 36,107.20 : x
  2. Step 2: Convert to fraction form
    62,480.80/93,607.80 = 36,107.20/x
  3. Step 3: Cross multiply
    62,480.80x = 93,607.80 × 36,107.20
  4. Step 4: Simplify right side
    62,480.80x = 3,379,915,556.16
  5. Step 5: Solve for x
    x = 3,379,915,556.16/62,480.80
  6. Step 6: Final answer
    x = 54,095.27

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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.