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Finding the Fourth Proportional to 80,766.76, 111,454.86 and 44,955.76

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Solution

The fourth proportional to 80,766.76, 111,454.86 and 44,955.76 is: 62,037.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,766.76 : 111,454.86 = 44,955.76 : x
  2. Step 2: Convert to fraction form
    80,766.76/111,454.86 = 44,955.76/x
  3. Step 3: Cross multiply
    80,766.76x = 111,454.86 × 44,955.76
  4. Step 4: Simplify right side
    80,766.76x = 5,010,537,936.99
  5. Step 5: Solve for x
    x = 5,010,537,936.99/80,766.76
  6. Step 6: Final answer
    x = 62,037.13

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1.5x scale

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.