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Finding the Fourth Proportional to 62,136.44, 85,748.27 and 33,842.12

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Solution

The fourth proportional to 62,136.44, 85,748.27 and 33,842.12 is: 46,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,136.44 : 85,748.27 = 33,842.12 : x
  2. Step 2: Convert to fraction form
    62,136.44/85,748.27 = 33,842.12/x
  3. Step 3: Cross multiply
    62,136.44x = 85,748.27 × 33,842.12
  4. Step 4: Simplify right side
    62,136.44x = 2,901,902,645.18
  5. Step 5: Solve for x
    x = 2,901,902,645.18/62,136.44
  6. Step 6: Final answer
    x = 46,702.11

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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.