Home / 137,591.17-206,060.48-109,036.31

Finding the Fourth Proportional to 137,591.17, 206,060.48 and 109,036.31

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Solution

The fourth proportional to 137,591.17, 206,060.48 and 109,036.31 is: 163,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,591.17 : 206,060.48 = 109,036.31 : x
  2. Step 2: Convert to fraction form
    137,591.17/206,060.48 = 109,036.31/x
  3. Step 3: Cross multiply
    137,591.17x = 206,060.48 × 109,036.31
  4. Step 4: Simplify right side
    137,591.17x = 22,468,073,618.32
  5. Step 5: Solve for x
    x = 22,468,073,618.32/137,591.17
  6. Step 6: Final answer
    x = 163,295.90

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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.