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Finding the Fourth Proportional to 92,602.89, 138,889.85 and 29,414.70

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Solution

The fourth proportional to 92,602.89, 138,889.85 and 29,414.70 is: 44,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,602.89 : 138,889.85 = 29,414.70 : x
  2. Step 2: Convert to fraction form
    92,602.89/138,889.85 = 29,414.70/x
  3. Step 3: Cross multiply
    92,602.89x = 138,889.85 × 29,414.70
  4. Step 4: Simplify right side
    92,602.89x = 4,085,403,123.72
  5. Step 5: Solve for x
    x = 4,085,403,123.72/92,602.89
  6. Step 6: Final answer
    x = 44,117.45

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1.5x scale

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.