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Finding the Fourth Proportional to 180,951.60, 271,427.40 and 151,645.80

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Solution

The fourth proportional to 180,951.60, 271,427.40 and 151,645.80 is: 227,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,951.60 : 271,427.40 = 151,645.80 : x
  2. Step 2: Convert to fraction form
    180,951.60/271,427.40 = 151,645.80/x
  3. Step 3: Cross multiply
    180,951.60x = 271,427.40 × 151,645.80
  4. Step 4: Simplify right side
    180,951.60x = 41,160,825,214.92
  5. Step 5: Solve for x
    x = 41,160,825,214.92/180,951.60
  6. Step 6: Final answer
    x = 227,468.70

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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.