Home / 80,627.30-111,269.46-44,817.91

Finding the Fourth Proportional to 80,627.30, 111,269.46 and 44,817.91

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Solution

The fourth proportional to 80,627.30, 111,269.46 and 44,817.91 is: 61,850.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,627.30 : 111,269.46 = 44,817.91 : x
  2. Step 2: Convert to fraction form
    80,627.30/111,269.46 = 44,817.91/x
  3. Step 3: Cross multiply
    80,627.30x = 111,269.46 × 44,817.91
  4. Step 4: Simplify right side
    80,627.30x = 4,986,864,533.92
  5. Step 5: Solve for x
    x = 4,986,864,533.92/80,627.30
  6. Step 6: Final answer
    x = 61,850.82

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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.