Home / 137,608.14-206,441.38-44,179.50

Finding the Fourth Proportional to 137,608.14, 206,441.38 and 44,179.50

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Solution

The fourth proportional to 137,608.14, 206,441.38 and 44,179.50 is: 66,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,608.14 : 206,441.38 = 44,179.50 : x
  2. Step 2: Convert to fraction form
    137,608.14/206,441.38 = 44,179.50/x
  3. Step 3: Cross multiply
    137,608.14x = 206,441.38 × 44,179.50
  4. Step 4: Simplify right side
    137,608.14x = 9,120,476,947.71
  5. Step 5: Solve for x
    x = 9,120,476,947.71/137,608.14
  6. Step 6: Final answer
    x = 66,278.62

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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.