Home / 137,875.91-206,833.30-49,103.15

Finding the Fourth Proportional to 137,875.91, 206,833.30 and 49,103.15

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Solution

The fourth proportional to 137,875.91, 206,833.30 and 49,103.15 is: 73,661.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,875.91 : 206,833.30 = 49,103.15 : x
  2. Step 2: Convert to fraction form
    137,875.91/206,833.30 = 49,103.15/x
  3. Step 3: Cross multiply
    137,875.91x = 206,833.30 × 49,103.15
  4. Step 4: Simplify right side
    137,875.91x = 10,156,165,397.97
  5. Step 5: Solve for x
    x = 10,156,165,397.97/137,875.91
  6. Step 6: Final answer
    x = 73,661.64

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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.