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Finding the Fourth Proportional to 73,816.26, 101,871.90 and 41,995.40

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Solution

The fourth proportional to 73,816.26, 101,871.90 and 41,995.40 is: 57,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,816.26 : 101,871.90 = 41,995.40 : x
  2. Step 2: Convert to fraction form
    73,816.26/101,871.90 = 41,995.40/x
  3. Step 3: Cross multiply
    73,816.26x = 101,871.90 × 41,995.40
  4. Step 4: Simplify right side
    73,816.26x = 4,278,151,189.26
  5. Step 5: Solve for x
    x = 4,278,151,189.26/73,816.26
  6. Step 6: Final answer
    x = 57,956.76

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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.