Home / 72,286.52-108,553.86-44,370.50

Finding the Fourth Proportional to 72,286.52, 108,553.86 and 44,370.50

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Solution

The fourth proportional to 72,286.52, 108,553.86 and 44,370.50 is: 66,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,286.52 : 108,553.86 = 44,370.50 : x
  2. Step 2: Convert to fraction form
    72,286.52/108,553.86 = 44,370.50/x
  3. Step 3: Cross multiply
    72,286.52x = 108,553.86 × 44,370.50
  4. Step 4: Simplify right side
    72,286.52x = 4,816,589,045.13
  5. Step 5: Solve for x
    x = 4,816,589,045.13/72,286.52
  6. Step 6: Final answer
    x = 66,631.91

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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.