Home / 239,513.23-330,521.74-132,081.31

Finding the Fourth Proportional to 239,513.23, 330,521.74 and 132,081.31

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Solution

The fourth proportional to 239,513.23, 330,521.74 and 132,081.31 is: 182,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,513.23 : 330,521.74 = 132,081.31 : x
  2. Step 2: Convert to fraction form
    239,513.23/330,521.74 = 132,081.31/x
  3. Step 3: Cross multiply
    239,513.23x = 330,521.74 × 132,081.31
  4. Step 4: Simplify right side
    239,513.23x = 43,655,744,402.68
  5. Step 5: Solve for x
    x = 43,655,744,402.68/239,513.23
  6. Step 6: Final answer
    x = 182,268.61

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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.