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Finding the Fourth Proportional to 73,716.66, 101,728.85 and 41,451.39

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Solution

The fourth proportional to 73,716.66, 101,728.85 and 41,451.39 is: 57,202.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,716.66 : 101,728.85 = 41,451.39 : x
  2. Step 2: Convert to fraction form
    73,716.66/101,728.85 = 41,451.39/x
  3. Step 3: Cross multiply
    73,716.66x = 101,728.85 × 41,451.39
  4. Step 4: Simplify right side
    73,716.66x = 4,216,802,028.34
  5. Step 5: Solve for x
    x = 4,216,802,028.34/73,716.66
  6. Step 6: Final answer
    x = 57,202.84

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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.