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Finding the Fourth Proportional to 48,470.88, 72,654.48 and 22,136.16

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Solution

The fourth proportional to 48,470.88, 72,654.48 and 22,136.16 is: 33,180.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,470.88 : 72,654.48 = 22,136.16 : x
  2. Step 2: Convert to fraction form
    48,470.88/72,654.48 = 22,136.16/x
  3. Step 3: Cross multiply
    48,470.88x = 72,654.48 × 22,136.16
  4. Step 4: Simplify right side
    48,470.88x = 1,608,291,194.00
  5. Step 5: Solve for x
    x = 1,608,291,194.00/48,470.88
  6. Step 6: Final answer
    x = 33,180.57

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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.