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Finding the Fourth Proportional to 92,424.96, 127,546.32 and 52,138.68

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Solution

The fourth proportional to 92,424.96, 127,546.32 and 52,138.68 is: 71,951.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,424.96 : 127,546.32 = 52,138.68 : x
  2. Step 2: Convert to fraction form
    92,424.96/127,546.32 = 52,138.68/x
  3. Step 3: Cross multiply
    92,424.96x = 127,546.32 × 52,138.68
  4. Step 4: Simplify right side
    92,424.96x = 6,650,096,763.66
  5. Step 5: Solve for x
    x = 6,650,096,763.66/92,424.96
  6. Step 6: Final answer
    x = 71,951.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.