Home / 102,568.97-141,413.59-84,104.04

Finding the Fourth Proportional to 102,568.97, 141,413.59 and 84,104.04

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Solution

The fourth proportional to 102,568.97, 141,413.59 and 84,104.04 is: 115,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,568.97 : 141,413.59 = 84,104.04 : x
  2. Step 2: Convert to fraction form
    102,568.97/141,413.59 = 84,104.04/x
  3. Step 3: Cross multiply
    102,568.97x = 141,413.59 × 84,104.04
  4. Step 4: Simplify right side
    102,568.97x = 11,893,454,229.90
  5. Step 5: Solve for x
    x = 11,893,454,229.90/102,568.97
  6. Step 6: Final answer
    x = 115,955.68

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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.