Home / 269,828.70-404,791.65-112,073.10

Finding the Fourth Proportional to 269,828.70, 404,791.65 and 112,073.10

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Solution

The fourth proportional to 269,828.70, 404,791.65 and 112,073.10 is: 168,129.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,828.70 : 404,791.65 = 112,073.10 : x
  2. Step 2: Convert to fraction form
    269,828.70/404,791.65 = 112,073.10/x
  3. Step 3: Cross multiply
    269,828.70x = 404,791.65 × 112,073.10
  4. Step 4: Simplify right side
    269,828.70x = 45,366,255,069.62
  5. Step 5: Solve for x
    x = 45,366,255,069.62/269,828.70
  6. Step 6: Final answer
    x = 168,129.84

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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.