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Finding the Fourth Proportional to 151,856.60, 227,882.10 and 88,676.60

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Solution

The fourth proportional to 151,856.60, 227,882.10 and 88,676.60 is: 133,071.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,856.60 : 227,882.10 = 88,676.60 : x
  2. Step 2: Convert to fraction form
    151,856.60/227,882.10 = 88,676.60/x
  3. Step 3: Cross multiply
    151,856.60x = 227,882.10 × 88,676.60
  4. Step 4: Simplify right side
    151,856.60x = 20,207,809,828.86
  5. Step 5: Solve for x
    x = 20,207,809,828.86/151,856.60
  6. Step 6: Final answer
    x = 133,071.66

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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.