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Finding the Fourth Proportional to 225,768.04, 338,708.37 and 159,337.93

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Solution

The fourth proportional to 225,768.04, 338,708.37 and 159,337.93 is: 239,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,768.04 : 338,708.37 = 159,337.93 : x
  2. Step 2: Convert to fraction form
    225,768.04/338,708.37 = 159,337.93/x
  3. Step 3: Cross multiply
    225,768.04x = 338,708.37 × 159,337.93
  4. Step 4: Simplify right side
    225,768.04x = 53,969,090,549.47
  5. Step 5: Solve for x
    x = 53,969,090,549.47/225,768.04
  6. Step 6: Final answer
    x = 239,046.64

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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.