Home / 132,433.60-198,652.56-38,948.80

Finding the Fourth Proportional to 132,433.60, 198,652.56 and 38,948.80

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Solution

The fourth proportional to 132,433.60, 198,652.56 and 38,948.80 is: 58,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,433.60 : 198,652.56 = 38,948.80 : x
  2. Step 2: Convert to fraction form
    132,433.60/198,652.56 = 38,948.80/x
  3. Step 3: Cross multiply
    132,433.60x = 198,652.56 × 38,948.80
  4. Step 4: Simplify right side
    132,433.60x = 7,737,278,828.93
  5. Step 5: Solve for x
    x = 7,737,278,828.93/132,433.60
  6. Step 6: Final answer
    x = 58,423.84

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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.