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Finding the Fourth Proportional to 171,064.80, 256,597.20 and 44,704.80

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Solution

The fourth proportional to 171,064.80, 256,597.20 and 44,704.80 is: 67,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,064.80 : 256,597.20 = 44,704.80 : x
  2. Step 2: Convert to fraction form
    171,064.80/256,597.20 = 44,704.80/x
  3. Step 3: Cross multiply
    171,064.80x = 256,597.20 × 44,704.80
  4. Step 4: Simplify right side
    171,064.80x = 11,471,126,506.56
  5. Step 5: Solve for x
    x = 11,471,126,506.56/171,064.80
  6. Step 6: Final answer
    x = 67,057.20

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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.