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Finding the Fourth Proportional to 67,805.48, 101,575.80 and 32,216.12

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Solution

The fourth proportional to 67,805.48, 101,575.80 and 32,216.12 is: 48,261.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,805.48 : 101,575.80 = 32,216.12 : x
  2. Step 2: Convert to fraction form
    67,805.48/101,575.80 = 32,216.12/x
  3. Step 3: Cross multiply
    67,805.48x = 101,575.80 × 32,216.12
  4. Step 4: Simplify right side
    67,805.48x = 3,272,378,161.90
  5. Step 5: Solve for x
    x = 3,272,378,161.90/67,805.48
  6. Step 6: Final answer
    x = 48,261.26

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1.5x scale

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.