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Finding the Fourth Proportional to 169,833.20, 254,752.20 and 64,657.92

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Solution

The fourth proportional to 169,833.20, 254,752.20 and 64,657.92 is: 96,987.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,833.20 : 254,752.20 = 64,657.92 : x
  2. Step 2: Convert to fraction form
    169,833.20/254,752.20 = 64,657.92/x
  3. Step 3: Cross multiply
    169,833.20x = 254,752.20 × 64,657.92
  4. Step 4: Simplify right side
    169,833.20x = 16,471,747,367.42
  5. Step 5: Solve for x
    x = 16,471,747,367.42/169,833.20
  6. Step 6: Final answer
    x = 96,987.79

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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.