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Finding the Fourth Proportional to 80,758.93, 111,446.20 and 44,948.95

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Solution

The fourth proportional to 80,758.93, 111,446.20 and 44,948.95 is: 62,028.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,758.93 : 111,446.20 = 44,948.95 : x
  2. Step 2: Convert to fraction form
    80,758.93/111,446.20 = 44,948.95/x
  3. Step 3: Cross multiply
    80,758.93x = 111,446.20 × 44,948.95
  4. Step 4: Simplify right side
    80,758.93x = 5,009,389,671.49
  5. Step 5: Solve for x
    x = 5,009,389,671.49/80,758.93
  6. Step 6: Final answer
    x = 62,028.93

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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.