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Finding the Fourth Proportional to 73,900.77, 101,952.87 and 54,566.02

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Solution

The fourth proportional to 73,900.77, 101,952.87 and 54,566.02 is: 75,278.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,900.77 : 101,952.87 = 54,566.02 : x
  2. Step 2: Convert to fraction form
    73,900.77/101,952.87 = 54,566.02/x
  3. Step 3: Cross multiply
    73,900.77x = 101,952.87 × 54,566.02
  4. Step 4: Simplify right side
    73,900.77x = 5,563,162,343.48
  5. Step 5: Solve for x
    x = 5,563,162,343.48/73,900.77
  6. Step 6: Final answer
    x = 75,278.81

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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.