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Finding the Fourth Proportional to 171,282.24, 256,832.64 and 60,396.48

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Solution

The fourth proportional to 171,282.24, 256,832.64 and 60,396.48 is: 90,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,282.24 : 256,832.64 = 60,396.48 : x
  2. Step 2: Convert to fraction form
    171,282.24/256,832.64 = 60,396.48/x
  3. Step 3: Cross multiply
    171,282.24x = 256,832.64 × 60,396.48
  4. Step 4: Simplify right side
    171,282.24x = 15,511,787,405.11
  5. Step 5: Solve for x
    x = 15,511,787,405.11/171,282.24
  6. Step 6: Final answer
    x = 90,562.73

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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.