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Finding the Fourth Proportional to 67,561.20, 101,210.56 and 32,525.44

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Solution

The fourth proportional to 67,561.20, 101,210.56 and 32,525.44 is: 48,724.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,561.20 : 101,210.56 = 32,525.44 : x
  2. Step 2: Convert to fraction form
    67,561.20/101,210.56 = 32,525.44/x
  3. Step 3: Cross multiply
    67,561.20x = 101,210.56 × 32,525.44
  4. Step 4: Simplify right side
    67,561.20x = 3,291,917,996.65
  5. Step 5: Solve for x
    x = 3,291,917,996.65/67,561.20
  6. Step 6: Final answer
    x = 48,724.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.