Home / 66,082.85-91,191.89-35,867.52

Finding the Fourth Proportional to 66,082.85, 91,191.89 and 35,867.52

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Solution

The fourth proportional to 66,082.85, 91,191.89 and 35,867.52 is: 49,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,082.85 : 91,191.89 = 35,867.52 : x
  2. Step 2: Convert to fraction form
    66,082.85/91,191.89 = 35,867.52/x
  3. Step 3: Cross multiply
    66,082.85x = 91,191.89 × 35,867.52
  4. Step 4: Simplify right side
    66,082.85x = 3,270,826,759.08
  5. Step 5: Solve for x
    x = 3,270,826,759.08/66,082.85
  6. Step 6: Final answer
    x = 49,495.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.