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Finding the Fourth Proportional to 151,668.60, 227,675.70 and 89,374.20

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Solution

The fourth proportional to 151,668.60, 227,675.70 and 89,374.20 is: 134,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,668.60 : 227,675.70 = 89,374.20 : x
  2. Step 2: Convert to fraction form
    151,668.60/227,675.70 = 89,374.20/x
  3. Step 3: Cross multiply
    151,668.60x = 227,675.70 × 89,374.20
  4. Step 4: Simplify right side
    151,668.60x = 20,348,333,546.94
  5. Step 5: Solve for x
    x = 20,348,333,546.94/151,668.60
  6. Step 6: Final answer
    x = 134,163.13

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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.