Home / 170,906.32-256,388.64-52,575.04

Finding the Fourth Proportional to 170,906.32, 256,388.64 and 52,575.04

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Solution

The fourth proportional to 170,906.32, 256,388.64 and 52,575.04 is: 78,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,906.32 : 256,388.64 = 52,575.04 : x
  2. Step 2: Convert to fraction form
    170,906.32/256,388.64 = 52,575.04/x
  3. Step 3: Cross multiply
    170,906.32x = 256,388.64 × 52,575.04
  4. Step 4: Simplify right side
    170,906.32x = 13,479,643,003.55
  5. Step 5: Solve for x
    x = 13,479,643,003.55/170,906.32
  6. Step 6: Final answer
    x = 78,871.53

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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.