Home / 80,537.60-111,144.48-44,728.04

Finding the Fourth Proportional to 80,537.60, 111,144.48 and 44,728.04

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Solution

The fourth proportional to 80,537.60, 111,144.48 and 44,728.04 is: 61,726.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,537.60 : 111,144.48 = 44,728.04 : x
  2. Step 2: Convert to fraction form
    80,537.60/111,144.48 = 44,728.04/x
  3. Step 3: Cross multiply
    80,537.60x = 111,144.48 × 44,728.04
  4. Step 4: Simplify right side
    80,537.60x = 4,971,274,747.22
  5. Step 5: Solve for x
    x = 4,971,274,747.22/80,537.60
  6. Step 6: Final answer
    x = 61,726.13

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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.