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Finding the Fourth Proportional to 148,593.90, 222,890.08 and 36,274.71

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Solution

The fourth proportional to 148,593.90, 222,890.08 and 36,274.71 is: 54,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,593.90 : 222,890.08 = 36,274.71 : x
  2. Step 2: Convert to fraction form
    148,593.90/222,890.08 = 36,274.71/x
  3. Step 3: Cross multiply
    148,593.90x = 222,890.08 × 36,274.71
  4. Step 4: Simplify right side
    148,593.90x = 8,085,273,013.88
  5. Step 5: Solve for x
    x = 8,085,273,013.88/148,593.90
  6. Step 6: Final answer
    x = 54,411.88

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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.