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Finding the Fourth Proportional to 63,762.67, 87,993.16 and 35,082.71

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Solution

The fourth proportional to 63,762.67, 87,993.16 and 35,082.71 is: 48,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,762.67 : 87,993.16 = 35,082.71 : x
  2. Step 2: Convert to fraction form
    63,762.67/87,993.16 = 35,082.71/x
  3. Step 3: Cross multiply
    63,762.67x = 87,993.16 × 35,082.71
  4. Step 4: Simplify right side
    63,762.67x = 3,087,038,601.97
  5. Step 5: Solve for x
    x = 3,087,038,601.97/63,762.67
  6. Step 6: Final answer
    x = 48,414.51

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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.