Home / 167,818.20-251,727.30-137,098.20

Finding the Fourth Proportional to 167,818.20, 251,727.30 and 137,098.20

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Solution

The fourth proportional to 167,818.20, 251,727.30 and 137,098.20 is: 205,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,818.20 : 251,727.30 = 137,098.20 : x
  2. Step 2: Convert to fraction form
    167,818.20/251,727.30 = 137,098.20/x
  3. Step 3: Cross multiply
    167,818.20x = 251,727.30 × 137,098.20
  4. Step 4: Simplify right side
    167,818.20x = 34,511,359,720.86
  5. Step 5: Solve for x
    x = 34,511,359,720.86/167,818.20
  6. Step 6: Final answer
    x = 205,647.30

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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.