Home / 80,564.22-111,176.15-44,753.31

Finding the Fourth Proportional to 80,564.22, 111,176.15 and 44,753.31

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Solution

The fourth proportional to 80,564.22, 111,176.15 and 44,753.31 is: 61,758.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,564.22 : 111,176.15 = 44,753.31 : x
  2. Step 2: Convert to fraction form
    80,564.22/111,176.15 = 44,753.31/x
  3. Step 3: Cross multiply
    80,564.22x = 111,176.15 × 44,753.31
  4. Step 4: Simplify right side
    80,564.22x = 4,975,500,481.79
  5. Step 5: Solve for x
    x = 4,975,500,481.79/80,564.22
  6. Step 6: Final answer
    x = 61,758.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.