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Finding the Fourth Proportional to 62,149.28, 85,765.97 and 33,854.96

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Solution

The fourth proportional to 62,149.28, 85,765.97 and 33,854.96 is: 46,719.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,149.28 : 85,765.97 = 33,854.96 : x
  2. Step 2: Convert to fraction form
    62,149.28/85,765.97 = 33,854.96/x
  3. Step 3: Cross multiply
    62,149.28x = 85,765.97 × 33,854.96
  4. Step 4: Simplify right side
    62,149.28x = 2,903,603,782.76
  5. Step 5: Solve for x
    x = 2,903,603,782.76/62,149.28
  6. Step 6: Final answer
    x = 46,719.83

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1.5x scale

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.