Home / 168,848.32-253,049.20-88,722.56

Finding the Fourth Proportional to 168,848.32, 253,049.20 and 88,722.56

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Solution

The fourth proportional to 168,848.32, 253,049.20 and 88,722.56 is: 132,966.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,848.32 : 253,049.20 = 88,722.56 : x
  2. Step 2: Convert to fraction form
    168,848.32/253,049.20 = 88,722.56/x
  3. Step 3: Cross multiply
    168,848.32x = 253,049.20 × 88,722.56
  4. Step 4: Simplify right side
    168,848.32x = 22,451,172,829.95
  5. Step 5: Solve for x
    x = 22,451,172,829.95/168,848.32
  6. Step 6: Final answer
    x = 132,966.52

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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.