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Finding the Fourth Proportional to 226,935.01, 313,164.65 and 124,959.65

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Solution

The fourth proportional to 226,935.01, 313,164.65 and 124,959.65 is: 172,441.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,935.01 : 313,164.65 = 124,959.65 : x
  2. Step 2: Convert to fraction form
    226,935.01/313,164.65 = 124,959.65/x
  3. Step 3: Cross multiply
    226,935.01x = 313,164.65 × 124,959.65
  4. Step 4: Simplify right side
    226,935.01x = 39,132,946,151.68
  5. Step 5: Solve for x
    x = 39,132,946,151.68/226,935.01
  6. Step 6: Final answer
    x = 172,441.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.