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Finding the Fourth Proportional to 62,165.52, 85,786.02 and 33,871.41

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Solution

The fourth proportional to 62,165.52, 85,786.02 and 33,871.41 is: 46,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,165.52 : 85,786.02 = 33,871.41 : x
  2. Step 2: Convert to fraction form
    62,165.52/85,786.02 = 33,871.41/x
  3. Step 3: Cross multiply
    62,165.52x = 85,786.02 × 33,871.41
  4. Step 4: Simplify right side
    62,165.52x = 2,905,693,455.69
  5. Step 5: Solve for x
    x = 2,905,693,455.69/62,165.52
  6. Step 6: Final answer
    x = 46,741.24

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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.