Home / 206,585.16-310,008.82-88,257.39

Finding the Fourth Proportional to 206,585.16, 310,008.82 and 88,257.39

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Solution

The fourth proportional to 206,585.16, 310,008.82 and 88,257.39 is: 132,442.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,585.16 : 310,008.82 = 88,257.39 : x
  2. Step 2: Convert to fraction form
    206,585.16/310,008.82 = 88,257.39/x
  3. Step 3: Cross multiply
    206,585.16x = 310,008.82 × 88,257.39
  4. Step 4: Simplify right side
    206,585.16x = 27,360,568,112.49
  5. Step 5: Solve for x
    x = 27,360,568,112.49/206,585.16
  6. Step 6: Final answer
    x = 132,442.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.