Home / 137,769.10-206,653.65-58,891.30

Finding the Fourth Proportional to 137,769.10, 206,653.65 and 58,891.30

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Solution

The fourth proportional to 137,769.10, 206,653.65 and 58,891.30 is: 88,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,769.10 : 206,653.65 = 58,891.30 : x
  2. Step 2: Convert to fraction form
    137,769.10/206,653.65 = 58,891.30/x
  3. Step 3: Cross multiply
    137,769.10x = 206,653.65 × 58,891.30
  4. Step 4: Simplify right side
    137,769.10x = 12,170,102,098.25
  5. Step 5: Solve for x
    x = 12,170,102,098.25/137,769.10
  6. Step 6: Final answer
    x = 88,336.95

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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.