Home / 75,231.81-112,811.85-27,844.77

Finding the Fourth Proportional to 75,231.81, 112,811.85 and 27,844.77

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Solution

The fourth proportional to 75,231.81, 112,811.85 and 27,844.77 is: 41,753.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,231.81 : 112,811.85 = 27,844.77 : x
  2. Step 2: Convert to fraction form
    75,231.81/112,811.85 = 27,844.77/x
  3. Step 3: Cross multiply
    75,231.81x = 112,811.85 × 27,844.77
  4. Step 4: Simplify right side
    75,231.81x = 3,141,220,016.52
  5. Step 5: Solve for x
    x = 3,141,220,016.52/75,231.81
  6. Step 6: Final answer
    x = 41,753.88

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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.