Home / 239,605.38-330,657.48-132,179.10

Finding the Fourth Proportional to 239,605.38, 330,657.48 and 132,179.10

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Solution

The fourth proportional to 239,605.38, 330,657.48 and 132,179.10 is: 182,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,605.38 : 330,657.48 = 132,179.10 : x
  2. Step 2: Convert to fraction form
    239,605.38/330,657.48 = 132,179.10/x
  3. Step 3: Cross multiply
    239,605.38x = 330,657.48 × 132,179.10
  4. Step 4: Simplify right side
    239,605.38x = 43,706,008,114.67
  5. Step 5: Solve for x
    x = 43,706,008,114.67/239,605.38
  6. Step 6: Final answer
    x = 182,408.29

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1.5x scale

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.