Home / 56,811.20-85,231.52-27,251.84

Finding the Fourth Proportional to 56,811.20, 85,231.52 and 27,251.84

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Solution

The fourth proportional to 56,811.20, 85,231.52 and 27,251.84 is: 40,884.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,811.20 : 85,231.52 = 27,251.84 : x
  2. Step 2: Convert to fraction form
    56,811.20/85,231.52 = 27,251.84/x
  3. Step 3: Cross multiply
    56,811.20x = 85,231.52 × 27,251.84
  4. Step 4: Simplify right side
    56,811.20x = 2,322,715,746.00
  5. Step 5: Solve for x
    x = 2,322,715,746.00/56,811.20
  6. Step 6: Final answer
    x = 40,884.82

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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.