Home / 269,756.20-404,634.30-112,097.80

Finding the Fourth Proportional to 269,756.20, 404,634.30 and 112,097.80

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Solution

The fourth proportional to 269,756.20, 404,634.30 and 112,097.80 is: 168,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,756.20 : 404,634.30 = 112,097.80 : x
  2. Step 2: Convert to fraction form
    269,756.20/404,634.30 = 112,097.80/x
  3. Step 3: Cross multiply
    269,756.20x = 404,634.30 × 112,097.80
  4. Step 4: Simplify right side
    269,756.20x = 45,358,614,834.54
  5. Step 5: Solve for x
    x = 45,358,614,834.54/269,756.20
  6. Step 6: Final answer
    x = 168,146.70

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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.