Home / 238,793.12-329,532.14-131,363.28

Finding the Fourth Proportional to 238,793.12, 329,532.14 and 131,363.28

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Solution

The fourth proportional to 238,793.12, 329,532.14 and 131,363.28 is: 181,280.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,793.12 : 329,532.14 = 131,363.28 : x
  2. Step 2: Convert to fraction form
    238,793.12/329,532.14 = 131,363.28/x
  3. Step 3: Cross multiply
    238,793.12x = 329,532.14 × 131,363.28
  4. Step 4: Simplify right side
    238,793.12x = 43,288,422,775.82
  5. Step 5: Solve for x
    x = 43,288,422,775.82/238,793.12
  6. Step 6: Final answer
    x = 181,280.03

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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.