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Finding the Fourth Proportional to 73,233.70, 101,066.86 and 41,405.56

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Solution

The fourth proportional to 73,233.70, 101,066.86 and 41,405.56 is: 57,142.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,233.70 : 101,066.86 = 41,405.56 : x
  2. Step 2: Convert to fraction form
    73,233.70/101,066.86 = 41,405.56/x
  3. Step 3: Cross multiply
    73,233.70x = 101,066.86 × 41,405.56
  4. Step 4: Simplify right side
    73,233.70x = 4,184,729,935.74
  5. Step 5: Solve for x
    x = 4,184,729,935.74/73,233.70
  6. Step 6: Final answer
    x = 57,142.13

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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.