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Finding the Fourth Proportional to 101,593.67, 140,197.73 and 55,652.95

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Solution

The fourth proportional to 101,593.67, 140,197.73 and 55,652.95 is: 76,800.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,593.67 : 140,197.73 = 55,652.95 : x
  2. Step 2: Convert to fraction form
    101,593.67/140,197.73 = 55,652.95/x
  3. Step 3: Cross multiply
    101,593.67x = 140,197.73 × 55,652.95
  4. Step 4: Simplify right side
    101,593.67x = 7,802,417,046.44
  5. Step 5: Solve for x
    x = 7,802,417,046.44/101,593.67
  6. Step 6: Final answer
    x = 76,800.23

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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.