Home / 88,314.14-121,872.92-48,027.80

Finding the Fourth Proportional to 88,314.14, 121,872.92 and 48,027.80

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Solution

The fourth proportional to 88,314.14, 121,872.92 and 48,027.80 is: 66,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,314.14 : 121,872.92 = 48,027.80 : x
  2. Step 2: Convert to fraction form
    88,314.14/121,872.92 = 48,027.80/x
  3. Step 3: Cross multiply
    88,314.14x = 121,872.92 × 48,027.80
  4. Step 4: Simplify right side
    88,314.14x = 5,853,287,377.67
  5. Step 5: Solve for x
    x = 5,853,287,377.67/88,314.14
  6. Step 6: Final answer
    x = 66,278.04

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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.