Home / 341,105.20-511,366.04-130,894

Finding the Fourth Proportional to 341,105.20, 511,366.04 and 130,894

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Solution

The fourth proportional to 341,105.20, 511,366.04 and 130,894 is: 196,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,105.20 : 511,366.04 = 130,894 : x
  2. Step 2: Convert to fraction form
    341,105.20/511,366.04 = 130,894/x
  3. Step 3: Cross multiply
    341,105.20x = 511,366.04 × 130,894
  4. Step 4: Simplify right side
    341,105.20x = 66,934,746,439.76
  5. Step 5: Solve for x
    x = 66,934,746,439.76/341,105.20
  6. Step 6: Final answer
    x = 196,229.04

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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.