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Finding the Fourth Proportional to 62,721, 94,113.77 and 41,675.58

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Solution

The fourth proportional to 62,721, 94,113.77 and 41,675.58 is: 62,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,721 : 94,113.77 = 41,675.58 : x
  2. Step 2: Convert to fraction form
    62,721/94,113.77 = 41,675.58/x
  3. Step 3: Cross multiply
    62,721x = 94,113.77 × 41,675.58
  4. Step 4: Simplify right side
    62,721x = 3,922,245,742.36
  5. Step 5: Solve for x
    x = 3,922,245,742.36/62,721
  6. Step 6: Final answer
    x = 62,534.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.