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Finding the Fourth Proportional to 151,902.90, 227,854.35 and 92,805.30

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Solution

The fourth proportional to 151,902.90, 227,854.35 and 92,805.30 is: 139,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,902.90 : 227,854.35 = 92,805.30 : x
  2. Step 2: Convert to fraction form
    151,902.90/227,854.35 = 92,805.30/x
  3. Step 3: Cross multiply
    151,902.90x = 227,854.35 × 92,805.30
  4. Step 4: Simplify right side
    151,902.90x = 21,146,091,308.06
  5. Step 5: Solve for x
    x = 21,146,091,308.06/151,902.90
  6. Step 6: Final answer
    x = 139,207.95

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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.