Home / 88,193.22-121,707.95-49,951.82

Finding the Fourth Proportional to 88,193.22, 121,707.95 and 49,951.82

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Solution

The fourth proportional to 88,193.22, 121,707.95 and 49,951.82 is: 68,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,193.22 : 121,707.95 = 49,951.82 : x
  2. Step 2: Convert to fraction form
    88,193.22/121,707.95 = 49,951.82/x
  3. Step 3: Cross multiply
    88,193.22x = 121,707.95 × 49,951.82
  4. Step 4: Simplify right side
    88,193.22x = 6,079,533,610.97
  5. Step 5: Solve for x
    x = 6,079,533,610.97/88,193.22
  6. Step 6: Final answer
    x = 68,934.25

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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.