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Finding the Fourth Proportional to 62,371.80, 86,073.02 and 34,077.48

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Solution

The fourth proportional to 62,371.80, 86,073.02 and 34,077.48 is: 47,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,371.80 : 86,073.02 = 34,077.48 : x
  2. Step 2: Convert to fraction form
    62,371.80/86,073.02 = 34,077.48/x
  3. Step 3: Cross multiply
    62,371.80x = 86,073.02 × 34,077.48
  4. Step 4: Simplify right side
    62,371.80x = 2,933,151,617.59
  5. Step 5: Solve for x
    x = 2,933,151,617.59/62,371.80
  6. Step 6: Final answer
    x = 47,026.89

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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.