Home / 63,546.12-87,690.42-35,251.20

Finding the Fourth Proportional to 63,546.12, 87,690.42 and 35,251.20

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Solution

The fourth proportional to 63,546.12, 87,690.42 and 35,251.20 is: 48,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,546.12 : 87,690.42 = 35,251.20 : x
  2. Step 2: Convert to fraction form
    63,546.12/87,690.42 = 35,251.20/x
  3. Step 3: Cross multiply
    63,546.12x = 87,690.42 × 35,251.20
  4. Step 4: Simplify right side
    63,546.12x = 3,091,192,533.50
  5. Step 5: Solve for x
    x = 3,091,192,533.50/63,546.12
  6. Step 6: Final answer
    x = 48,644.87

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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.