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Finding the Fourth Proportional to 225,672.48, 338,176.08 and 125,695.04

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Solution

The fourth proportional to 225,672.48, 338,176.08 and 125,695.04 is: 188,357.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,672.48 : 338,176.08 = 125,695.04 : x
  2. Step 2: Convert to fraction form
    225,672.48/338,176.08 = 125,695.04/x
  3. Step 3: Cross multiply
    225,672.48x = 338,176.08 × 125,695.04
  4. Step 4: Simplify right side
    225,672.48x = 42,507,055,902.64
  5. Step 5: Solve for x
    x = 42,507,055,902.64/225,672.48
  6. Step 6: Final answer
    x = 188,357.29

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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.