Home / 209,932.62-314,680.23-91,572.18

Finding the Fourth Proportional to 209,932.62, 314,680.23 and 91,572.18

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Solution

The fourth proportional to 209,932.62, 314,680.23 and 91,572.18 is: 137,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,932.62 : 314,680.23 = 91,572.18 : x
  2. Step 2: Convert to fraction form
    209,932.62/314,680.23 = 91,572.18/x
  3. Step 3: Cross multiply
    209,932.62x = 314,680.23 × 91,572.18
  4. Step 4: Simplify right side
    209,932.62x = 28,815,954,664.00
  5. Step 5: Solve for x
    x = 28,815,954,664.00/209,932.62
  6. Step 6: Final answer
    x = 137,262.87

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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.