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Finding the Fourth Proportional to 171,067.12, 256,527.32 and 58,758.64

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Solution

The fourth proportional to 171,067.12, 256,527.32 and 58,758.64 is: 88,112.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,067.12 : 256,527.32 = 58,758.64 : x
  2. Step 2: Convert to fraction form
    171,067.12/256,527.32 = 58,758.64/x
  3. Step 3: Cross multiply
    171,067.12x = 256,527.32 × 58,758.64
  4. Step 4: Simplify right side
    171,067.12x = 15,073,196,446.04
  5. Step 5: Solve for x
    x = 15,073,196,446.04/171,067.12
  6. Step 6: Final answer
    x = 88,112.76

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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.