Home / 239,917.08-331,085.66-132,494.40

Finding the Fourth Proportional to 239,917.08, 331,085.66 and 132,494.40

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Solution

The fourth proportional to 239,917.08, 331,085.66 and 132,494.40 is: 182,842.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,917.08 : 331,085.66 = 132,494.40 : x
  2. Step 2: Convert to fraction form
    239,917.08/331,085.66 = 132,494.40/x
  3. Step 3: Cross multiply
    239,917.08x = 331,085.66 × 132,494.40
  4. Step 4: Simplify right side
    239,917.08x = 43,866,995,207.83
  5. Step 5: Solve for x
    x = 43,866,995,207.83/239,917.08
  6. Step 6: Final answer
    x = 182,842.32

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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.