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Finding the Fourth Proportional to 62,087.68, 85,678.32 and 33,793.60

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Solution

The fourth proportional to 62,087.68, 85,678.32 and 33,793.60 is: 46,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,087.68 : 85,678.32 = 33,793.60 : x
  2. Step 2: Convert to fraction form
    62,087.68/85,678.32 = 33,793.60/x
  3. Step 3: Cross multiply
    62,087.68x = 85,678.32 × 33,793.60
  4. Step 4: Simplify right side
    62,087.68x = 2,895,378,874.75
  5. Step 5: Solve for x
    x = 2,895,378,874.75/62,087.68
  6. Step 6: Final answer
    x = 46,633.71

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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.