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Finding the Fourth Proportional to 62,179.81, 85,805.63 and 33,884.89

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Solution

The fourth proportional to 62,179.81, 85,805.63 and 33,884.89 is: 46,759.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,179.81 : 85,805.63 = 33,884.89 : x
  2. Step 2: Convert to fraction form
    62,179.81/85,805.63 = 33,884.89/x
  3. Step 3: Cross multiply
    62,179.81x = 85,805.63 × 33,884.89
  4. Step 4: Simplify right side
    62,179.81x = 2,907,513,904.90
  5. Step 5: Solve for x
    x = 2,907,513,904.90/62,179.81
  6. Step 6: Final answer
    x = 46,759.78

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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.