Home / 137,707.13-206,560.70-44,278.49

Finding the Fourth Proportional to 137,707.13, 206,560.70 and 44,278.49

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Solution

The fourth proportional to 137,707.13, 206,560.70 and 44,278.49 is: 66,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,707.13 : 206,560.70 = 44,278.49 : x
  2. Step 2: Convert to fraction form
    137,707.13/206,560.70 = 44,278.49/x
  3. Step 3: Cross multiply
    137,707.13x = 206,560.70 × 44,278.49
  4. Step 4: Simplify right side
    137,707.13x = 9,146,195,889.34
  5. Step 5: Solve for x
    x = 9,146,195,889.34/137,707.13
  6. Step 6: Final answer
    x = 66,417.74

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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.