Home / 238,049.91-328,359.29-166,403.79

Finding the Fourth Proportional to 238,049.91, 328,359.29 and 166,403.79

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Solution

The fourth proportional to 238,049.91, 328,359.29 and 166,403.79 is: 229,532.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,049.91 : 328,359.29 = 166,403.79 : x
  2. Step 2: Convert to fraction form
    238,049.91/328,359.29 = 166,403.79/x
  3. Step 3: Cross multiply
    238,049.91x = 328,359.29 × 166,403.79
  4. Step 4: Simplify right side
    238,049.91x = 54,640,229,505.69
  5. Step 5: Solve for x
    x = 54,640,229,505.69/238,049.91
  6. Step 6: Final answer
    x = 229,532.66

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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.