Home / 137,821.85-206,689.04-44,305.73

Finding the Fourth Proportional to 137,821.85, 206,689.04 and 44,305.73

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Solution

The fourth proportional to 137,821.85, 206,689.04 and 44,305.73 is: 66,444.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,821.85 : 206,689.04 = 44,305.73 : x
  2. Step 2: Convert to fraction form
    137,821.85/206,689.04 = 44,305.73/x
  3. Step 3: Cross multiply
    137,821.85x = 206,689.04 × 44,305.73
  4. Step 4: Simplify right side
    137,821.85x = 9,157,509,773.69
  5. Step 5: Solve for x
    x = 9,157,509,773.69/137,821.85
  6. Step 6: Final answer
    x = 66,444.54

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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.