Home / 88,310.22-121,894.79-60,032.31

Finding the Fourth Proportional to 88,310.22, 121,894.79 and 60,032.31

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Solution

The fourth proportional to 88,310.22, 121,894.79 and 60,032.31 is: 82,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,310.22 : 121,894.79 = 60,032.31 : x
  2. Step 2: Convert to fraction form
    88,310.22/121,894.79 = 60,032.31/x
  3. Step 3: Cross multiply
    88,310.22x = 121,894.79 × 60,032.31
  4. Step 4: Simplify right side
    88,310.22x = 7,317,625,520.50
  5. Step 5: Solve for x
    x = 7,317,625,520.50/88,310.22
  6. Step 6: Final answer
    x = 82,862.73

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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.