Home / 113,680.57-170,473.94-38,806.75

Finding the Fourth Proportional to 113,680.57, 170,473.94 and 38,806.75

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Solution

The fourth proportional to 113,680.57, 170,473.94 and 38,806.75 is: 58,194.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,680.57 : 170,473.94 = 38,806.75 : x
  2. Step 2: Convert to fraction form
    113,680.57/170,473.94 = 38,806.75/x
  3. Step 3: Cross multiply
    113,680.57x = 170,473.94 × 38,806.75
  4. Step 4: Simplify right side
    113,680.57x = 6,615,539,377.06
  5. Step 5: Solve for x
    x = 6,615,539,377.06/113,680.57
  6. Step 6: Final answer
    x = 58,194.11

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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.