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Finding the Fourth Proportional to 62,536.31, 86,299.49 and 33,855.21

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Solution

The fourth proportional to 62,536.31, 86,299.49 and 33,855.21 is: 46,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,536.31 : 86,299.49 = 33,855.21 : x
  2. Step 2: Convert to fraction form
    62,536.31/86,299.49 = 33,855.21/x
  3. Step 3: Cross multiply
    62,536.31x = 86,299.49 × 33,855.21
  4. Step 4: Simplify right side
    62,536.31x = 2,921,687,130.86
  5. Step 5: Solve for x
    x = 2,921,687,130.86/62,536.31
  6. Step 6: Final answer
    x = 46,719.85

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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.