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Finding the Fourth Proportional to 72,844.80, 100,527.69 and 41,014.83

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Solution

The fourth proportional to 72,844.80, 100,527.69 and 41,014.83 is: 56,601.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,844.80 : 100,527.69 = 41,014.83 : x
  2. Step 2: Convert to fraction form
    72,844.80/100,527.69 = 41,014.83/x
  3. Step 3: Cross multiply
    72,844.80x = 100,527.69 × 41,014.83
  4. Step 4: Simplify right side
    72,844.80x = 4,123,126,115.64
  5. Step 5: Solve for x
    x = 4,123,126,115.64/72,844.80
  6. Step 6: Final answer
    x = 56,601.52

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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.