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Finding the Fourth Proportional to 62,233.92, 85,881.87 and 33,939

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Solution

The fourth proportional to 62,233.92, 85,881.87 and 33,939 is: 46,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,233.92 : 85,881.87 = 33,939 : x
  2. Step 2: Convert to fraction form
    62,233.92/85,881.87 = 33,939/x
  3. Step 3: Cross multiply
    62,233.92x = 85,881.87 × 33,939
  4. Step 4: Simplify right side
    62,233.92x = 2,914,744,785.93
  5. Step 5: Solve for x
    x = 2,914,744,785.93/62,233.92
  6. Step 6: Final answer
    x = 46,835.31

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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.