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Finding the Fourth Proportional to 169,490.44, 254,154.84 and 62,801.20

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Solution

The fourth proportional to 169,490.44, 254,154.84 and 62,801.20 is: 94,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,490.44 : 254,154.84 = 62,801.20 : x
  2. Step 2: Convert to fraction form
    169,490.44/254,154.84 = 62,801.20/x
  3. Step 3: Cross multiply
    169,490.44x = 254,154.84 × 62,801.20
  4. Step 4: Simplify right side
    169,490.44x = 15,961,228,937.81
  5. Step 5: Solve for x
    x = 15,961,228,937.81/169,490.44
  6. Step 6: Final answer
    x = 94,171.85

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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.