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Finding the Fourth Proportional to 168,301.10, 252,326.10 and 101,727.20

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Solution

The fourth proportional to 168,301.10, 252,326.10 and 101,727.20 is: 152,514.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,301.10 : 252,326.10 = 101,727.20 : x
  2. Step 2: Convert to fraction form
    168,301.10/252,326.10 = 101,727.20/x
  3. Step 3: Cross multiply
    168,301.10x = 252,326.10 × 101,727.20
  4. Step 4: Simplify right side
    168,301.10x = 25,668,427,639.92
  5. Step 5: Solve for x
    x = 25,668,427,639.92/168,301.10
  6. Step 6: Final answer
    x = 152,514.91

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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.