Home / 88,244.97-121,779-47,958.74

Finding the Fourth Proportional to 88,244.97, 121,779 and 47,958.74

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Solution

The fourth proportional to 88,244.97, 121,779 and 47,958.74 is: 66,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,244.97 : 121,779 = 47,958.74 : x
  2. Step 2: Convert to fraction form
    88,244.97/121,779 = 47,958.74/x
  3. Step 3: Cross multiply
    88,244.97x = 121,779 × 47,958.74
  4. Step 4: Simplify right side
    88,244.97x = 5,840,366,789.57
  5. Step 5: Solve for x
    x = 5,840,366,789.57/88,244.97
  6. Step 6: Final answer
    x = 66,183.57

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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.