Home / 66,211.76-99,286.40-24,062.20

Finding the Fourth Proportional to 66,211.76, 99,286.40 and 24,062.20

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Solution

The fourth proportional to 66,211.76, 99,286.40 and 24,062.20 is: 36,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,211.76 : 99,286.40 = 24,062.20 : x
  2. Step 2: Convert to fraction form
    66,211.76/99,286.40 = 24,062.20/x
  3. Step 3: Cross multiply
    66,211.76x = 99,286.40 × 24,062.20
  4. Step 4: Simplify right side
    66,211.76x = 2,389,049,214.08
  5. Step 5: Solve for x
    x = 2,389,049,214.08/66,211.76
  6. Step 6: Final answer
    x = 36,081.95

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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.