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Finding the Fourth Proportional to 168,247.46, 252,276.56 and 55,867.53

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Solution

The fourth proportional to 168,247.46, 252,276.56 and 55,867.53 is: 83,769.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,247.46 : 252,276.56 = 55,867.53 : x
  2. Step 2: Convert to fraction form
    168,247.46/252,276.56 = 55,867.53/x
  3. Step 3: Cross multiply
    168,247.46x = 252,276.56 × 55,867.53
  4. Step 4: Simplify right side
    168,247.46x = 14,094,068,530.15
  5. Step 5: Solve for x
    x = 14,094,068,530.15/168,247.46
  6. Step 6: Final answer
    x = 83,769.88

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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.