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Finding the Fourth Proportional to 149,862.62, 224,793.95 and 61,123.07

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Solution

The fourth proportional to 149,862.62, 224,793.95 and 61,123.07 is: 91,684.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,862.62 : 224,793.95 = 61,123.07 : x
  2. Step 2: Convert to fraction form
    149,862.62/224,793.95 = 61,123.07/x
  3. Step 3: Cross multiply
    149,862.62x = 224,793.95 × 61,123.07
  4. Step 4: Simplify right side
    149,862.62x = 13,740,096,597.80
  5. Step 5: Solve for x
    x = 13,740,096,597.80/149,862.62
  6. Step 6: Final answer
    x = 91,684.61

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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.