Home / 146,079.30-218,691.90-132,071.58

Finding the Fourth Proportional to 146,079.30, 218,691.90 and 132,071.58

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Solution

The fourth proportional to 146,079.30, 218,691.90 and 132,071.58 is: 197,721.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,079.30 : 218,691.90 = 132,071.58 : x
  2. Step 2: Convert to fraction form
    146,079.30/218,691.90 = 132,071.58/x
  3. Step 3: Cross multiply
    146,079.30x = 218,691.90 × 132,071.58
  4. Step 4: Simplify right side
    146,079.30x = 28,882,984,766.20
  5. Step 5: Solve for x
    x = 28,882,984,766.20/146,079.30
  6. Step 6: Final answer
    x = 197,721.27

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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.