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Finding the Fourth Proportional to 80,052.56, 110,473.72 and 44,243.40

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Solution

The fourth proportional to 80,052.56, 110,473.72 and 44,243.40 is: 61,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,052.56 : 110,473.72 = 44,243.40 : x
  2. Step 2: Convert to fraction form
    80,052.56/110,473.72 = 44,243.40/x
  3. Step 3: Cross multiply
    80,052.56x = 110,473.72 × 44,243.40
  4. Step 4: Simplify right side
    80,052.56x = 4,887,732,983.45
  5. Step 5: Solve for x
    x = 4,887,732,983.45/80,052.56
  6. Step 6: Final answer
    x = 61,056.55

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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.