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Finding the Fourth Proportional to 171,241.58, 256,922.34 and 52,912.92

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Solution

The fourth proportional to 171,241.58, 256,922.34 and 52,912.92 is: 79,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,241.58 : 256,922.34 = 52,912.92 : x
  2. Step 2: Convert to fraction form
    171,241.58/256,922.34 = 52,912.92/x
  3. Step 3: Cross multiply
    171,241.58x = 256,922.34 × 52,912.92
  4. Step 4: Simplify right side
    171,241.58x = 13,594,509,673.46
  5. Step 5: Solve for x
    x = 13,594,509,673.46/171,241.58
  6. Step 6: Final answer
    x = 79,387.90

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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.