Home / 137,707.16-206,560.74-44,278.52

Finding the Fourth Proportional to 137,707.16, 206,560.74 and 44,278.52

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Solution

The fourth proportional to 137,707.16, 206,560.74 and 44,278.52 is: 66,417.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,707.16 : 206,560.74 = 44,278.52 : x
  2. Step 2: Convert to fraction form
    137,707.16/206,560.74 = 44,278.52/x
  3. Step 3: Cross multiply
    137,707.16x = 206,560.74 × 44,278.52
  4. Step 4: Simplify right side
    137,707.16x = 9,146,203,857.30
  5. Step 5: Solve for x
    x = 9,146,203,857.30/137,707.16
  6. Step 6: Final answer
    x = 66,417.78

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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.