Home / 45,446.06-68,200.23-15,863.90

Finding the Fourth Proportional to 45,446.06, 68,200.23 and 15,863.90

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Solution

The fourth proportional to 45,446.06, 68,200.23 and 15,863.90 is: 23,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,446.06 : 68,200.23 = 15,863.90 : x
  2. Step 2: Convert to fraction form
    45,446.06/68,200.23 = 15,863.90/x
  3. Step 3: Cross multiply
    45,446.06x = 68,200.23 × 15,863.90
  4. Step 4: Simplify right side
    45,446.06x = 1,081,921,287.70
  5. Step 5: Solve for x
    x = 1,081,921,287.70/45,446.06
  6. Step 6: Final answer
    x = 23,806.72

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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.