Home / 148,994.97-223,210.82-115,318.61

Finding the Fourth Proportional to 148,994.97, 223,210.82 and 115,318.61

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Solution

The fourth proportional to 148,994.97, 223,210.82 and 115,318.61 is: 172,759.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,994.97 : 223,210.82 = 115,318.61 : x
  2. Step 2: Convert to fraction form
    148,994.97/223,210.82 = 115,318.61/x
  3. Step 3: Cross multiply
    148,994.97x = 223,210.82 × 115,318.61
  4. Step 4: Simplify right side
    148,994.97x = 25,740,359,806.71
  5. Step 5: Solve for x
    x = 25,740,359,806.71/148,994.97
  6. Step 6: Final answer
    x = 172,759.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.