Home / 170,834.20-256,252.21-112,042.17

Finding the Fourth Proportional to 170,834.20, 256,252.21 and 112,042.17

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Solution

The fourth proportional to 170,834.20, 256,252.21 and 112,042.17 is: 168,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,834.20 : 256,252.21 = 112,042.17 : x
  2. Step 2: Convert to fraction form
    170,834.20/256,252.21 = 112,042.17/x
  3. Step 3: Cross multiply
    170,834.20x = 256,252.21 × 112,042.17
  4. Step 4: Simplify right side
    170,834.20x = 28,711,053,675.70
  5. Step 5: Solve for x
    x = 28,711,053,675.70/170,834.20
  6. Step 6: Final answer
    x = 168,063.85

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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.