Home / 137,811.40-206,717.10-132,562.60

Finding the Fourth Proportional to 137,811.40, 206,717.10 and 132,562.60

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Solution

The fourth proportional to 137,811.40, 206,717.10 and 132,562.60 is: 198,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,811.40 : 206,717.10 = 132,562.60 : x
  2. Step 2: Convert to fraction form
    137,811.40/206,717.10 = 132,562.60/x
  3. Step 3: Cross multiply
    137,811.40x = 206,717.10 × 132,562.60
  4. Step 4: Simplify right side
    137,811.40x = 27,402,956,240.46
  5. Step 5: Solve for x
    x = 27,402,956,240.46/137,811.40
  6. Step 6: Final answer
    x = 198,843.90

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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.