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Finding the Fourth Proportional to 166,650, 229,697.28 and 126,350.88

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Solution

The fourth proportional to 166,650, 229,697.28 and 126,350.88 is: 174,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,650 : 229,697.28 = 126,350.88 : x
  2. Step 2: Convert to fraction form
    166,650/229,697.28 = 126,350.88/x
  3. Step 3: Cross multiply
    166,650x = 229,697.28 × 126,350.88
  4. Step 4: Simplify right side
    166,650x = 29,022,453,461.61
  5. Step 5: Solve for x
    x = 29,022,453,461.61/166,650
  6. Step 6: Final answer
    x = 174,152.14

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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.