Home / 137,965.20-206,908.92-59,165.16

Finding the Fourth Proportional to 137,965.20, 206,908.92 and 59,165.16

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Solution

The fourth proportional to 137,965.20, 206,908.92 and 59,165.16 is: 88,731.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,965.20 : 206,908.92 = 59,165.16 : x
  2. Step 2: Convert to fraction form
    137,965.20/206,908.92 = 59,165.16/x
  3. Step 3: Cross multiply
    137,965.20x = 206,908.92 × 59,165.16
  4. Step 4: Simplify right side
    137,965.20x = 12,241,799,357.23
  5. Step 5: Solve for x
    x = 12,241,799,357.23/137,965.20
  6. Step 6: Final answer
    x = 88,731.07

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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.