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Finding the Fourth Proportional to 171,125.64, 256,673.88 and 52,797.96

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Solution

The fourth proportional to 171,125.64, 256,673.88 and 52,797.96 is: 79,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,125.64 : 256,673.88 = 52,797.96 : x
  2. Step 2: Convert to fraction form
    171,125.64/256,673.88 = 52,797.96/x
  3. Step 3: Cross multiply
    171,125.64x = 256,673.88 × 52,797.96
  4. Step 4: Simplify right side
    171,125.64x = 13,551,857,249.28
  5. Step 5: Solve for x
    x = 13,551,857,249.28/171,125.64
  6. Step 6: Final answer
    x = 79,192.44

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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.