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Finding the Fourth Proportional to 62,068.38, 85,654.76 and 33,774.27

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Solution

The fourth proportional to 62,068.38, 85,654.76 and 33,774.27 is: 46,608.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,068.38 : 85,654.76 = 33,774.27 : x
  2. Step 2: Convert to fraction form
    62,068.38/85,654.76 = 33,774.27/x
  3. Step 3: Cross multiply
    62,068.38x = 85,654.76 × 33,774.27
  4. Step 4: Simplify right side
    62,068.38x = 2,892,926,991.03
  5. Step 5: Solve for x
    x = 2,892,926,991.03/62,068.38
  6. Step 6: Final answer
    x = 46,608.71

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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.