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Finding the Fourth Proportional to 168,052.60, 251,981.70 and 62,882.20

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Solution

The fourth proportional to 168,052.60, 251,981.70 and 62,882.20 is: 94,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,052.60 : 251,981.70 = 62,882.20 : x
  2. Step 2: Convert to fraction form
    168,052.60/251,981.70 = 62,882.20/x
  3. Step 3: Cross multiply
    168,052.60x = 251,981.70 × 62,882.20
  4. Step 4: Simplify right side
    168,052.60x = 15,845,163,655.74
  5. Step 5: Solve for x
    x = 15,845,163,655.74/168,052.60
  6. Step 6: Final answer
    x = 94,286.93

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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.