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Finding the Fourth Proportional to 67,449.17, 101,149.99 and 22,458.30

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Solution

The fourth proportional to 67,449.17, 101,149.99 and 22,458.30 is: 33,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,449.17 : 101,149.99 = 22,458.30 : x
  2. Step 2: Convert to fraction form
    67,449.17/101,149.99 = 22,458.30/x
  3. Step 3: Cross multiply
    67,449.17x = 101,149.99 × 22,458.30
  4. Step 4: Simplify right side
    67,449.17x = 2,271,656,820.42
  5. Step 5: Solve for x
    x = 2,271,656,820.42/67,449.17
  6. Step 6: Final answer
    x = 33,679.54

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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.