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Finding the Fourth Proportional to 66,592.48, 99,855.28 and 22,203.52

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Solution

The fourth proportional to 66,592.48, 99,855.28 and 22,203.52 is: 33,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,592.48 : 99,855.28 = 22,203.52 : x
  2. Step 2: Convert to fraction form
    66,592.48/99,855.28 = 22,203.52/x
  3. Step 3: Cross multiply
    66,592.48x = 99,855.28 × 22,203.52
  4. Step 4: Simplify right side
    66,592.48x = 2,217,138,706.59
  5. Step 5: Solve for x
    x = 2,217,138,706.59/66,592.48
  6. Step 6: Final answer
    x = 33,294.13

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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.