Home / 137,891.12-206,645.31-62,827.81

Finding the Fourth Proportional to 137,891.12, 206,645.31 and 62,827.81

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Solution

The fourth proportional to 137,891.12, 206,645.31 and 62,827.81 is: 94,154.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,891.12 : 206,645.31 = 62,827.81 : x
  2. Step 2: Convert to fraction form
    137,891.12/206,645.31 = 62,827.81/x
  3. Step 3: Cross multiply
    137,891.12x = 206,645.31 × 62,827.81
  4. Step 4: Simplify right side
    137,891.12x = 12,983,071,757.46
  5. Step 5: Solve for x
    x = 12,983,071,757.46/137,891.12
  6. Step 6: Final answer
    x = 94,154.52

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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.