Home / 132,143.88-198,215.04-32,304.48

Finding the Fourth Proportional to 132,143.88, 198,215.04 and 32,304.48

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Solution

The fourth proportional to 132,143.88, 198,215.04 and 32,304.48 is: 48,456.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,143.88 : 198,215.04 = 32,304.48 : x
  2. Step 2: Convert to fraction form
    132,143.88/198,215.04 = 32,304.48/x
  3. Step 3: Cross multiply
    132,143.88x = 198,215.04 × 32,304.48
  4. Step 4: Simplify right side
    132,143.88x = 6,403,233,795.38
  5. Step 5: Solve for x
    x = 6,403,233,795.38/132,143.88
  6. Step 6: Final answer
    x = 48,456.53

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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.