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Finding the Fourth Proportional to 62,734.52, 86,571.32 and 34,053.54

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Solution

The fourth proportional to 62,734.52, 86,571.32 and 34,053.54 is: 46,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,734.52 : 86,571.32 = 34,053.54 : x
  2. Step 2: Convert to fraction form
    62,734.52/86,571.32 = 34,053.54/x
  3. Step 3: Cross multiply
    62,734.52x = 86,571.32 × 34,053.54
  4. Step 4: Simplify right side
    62,734.52x = 2,948,060,062.85
  5. Step 5: Solve for x
    x = 2,948,060,062.85/62,734.52
  6. Step 6: Final answer
    x = 46,992.63

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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.