Home / 238,801.23-329,542.16-131,364.86

Finding the Fourth Proportional to 238,801.23, 329,542.16 and 131,364.86

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Solution

The fourth proportional to 238,801.23, 329,542.16 and 131,364.86 is: 181,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,801.23 : 329,542.16 = 131,364.86 : x
  2. Step 2: Convert to fraction form
    238,801.23/329,542.16 = 131,364.86/x
  3. Step 3: Cross multiply
    238,801.23x = 329,542.16 × 131,364.86
  4. Step 4: Simplify right side
    238,801.23x = 43,290,257,407.96
  5. Step 5: Solve for x
    x = 43,290,257,407.96/238,801.23
  6. Step 6: Final answer
    x = 181,281.55

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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.