Home / 75,284.76-112,935.42-33,146.76

Finding the Fourth Proportional to 75,284.76, 112,935.42 and 33,146.76

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Solution

The fourth proportional to 75,284.76, 112,935.42 and 33,146.76 is: 49,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,284.76 : 112,935.42 = 33,146.76 : x
  2. Step 2: Convert to fraction form
    75,284.76/112,935.42 = 33,146.76/x
  3. Step 3: Cross multiply
    75,284.76x = 112,935.42 × 33,146.76
  4. Step 4: Simplify right side
    75,284.76x = 3,743,443,262.24
  5. Step 5: Solve for x
    x = 3,743,443,262.24/75,284.76
  6. Step 6: Final answer
    x = 49,723.79

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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.