Home / 83,927.76-125,909.20-44,474.32

Finding the Fourth Proportional to 83,927.76, 125,909.20 and 44,474.32

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Solution

The fourth proportional to 83,927.76, 125,909.20 and 44,474.32 is: 66,720.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,927.76 : 125,909.20 = 44,474.32 : x
  2. Step 2: Convert to fraction form
    83,927.76/125,909.20 = 44,474.32/x
  3. Step 3: Cross multiply
    83,927.76x = 125,909.20 × 44,474.32
  4. Step 4: Simplify right side
    83,927.76x = 5,599,726,051.74
  5. Step 5: Solve for x
    x = 5,599,726,051.74/83,927.76
  6. Step 6: Final answer
    x = 66,720.79

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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.