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Finding the Fourth Proportional to 63,080.56, 87,052.72 and 36,228.24

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Solution

The fourth proportional to 63,080.56, 87,052.72 and 36,228.24 is: 49,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,080.56 : 87,052.72 = 36,228.24 : x
  2. Step 2: Convert to fraction form
    63,080.56/87,052.72 = 36,228.24/x
  3. Step 3: Cross multiply
    63,080.56x = 87,052.72 × 36,228.24
  4. Step 4: Simplify right side
    63,080.56x = 3,153,766,832.81
  5. Step 5: Solve for x
    x = 3,153,766,832.81/63,080.56
  6. Step 6: Final answer
    x = 49,995.86

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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.