Home / 137,446.23-205,910.69-107,773.95

Finding the Fourth Proportional to 137,446.23, 205,910.69 and 107,773.95

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Solution

The fourth proportional to 137,446.23, 205,910.69 and 107,773.95 is: 161,458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,446.23 : 205,910.69 = 107,773.95 : x
  2. Step 2: Convert to fraction form
    137,446.23/205,910.69 = 107,773.95/x
  3. Step 3: Cross multiply
    137,446.23x = 205,910.69 × 107,773.95
  4. Step 4: Simplify right side
    137,446.23x = 22,191,807,869.66
  5. Step 5: Solve for x
    x = 22,191,807,869.66/137,446.23
  6. Step 6: Final answer
    x = 161,458.11

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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.