Home / 49,830.17-74,660.67-30,067.20

Finding the Fourth Proportional to 49,830.17, 74,660.67 and 30,067.20

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Solution

The fourth proportional to 49,830.17, 74,660.67 and 30,067.20 is: 45,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,830.17 : 74,660.67 = 30,067.20 : x
  2. Step 2: Convert to fraction form
    49,830.17/74,660.67 = 30,067.20/x
  3. Step 3: Cross multiply
    49,830.17x = 74,660.67 × 30,067.20
  4. Step 4: Simplify right side
    49,830.17x = 2,244,837,297.02
  5. Step 5: Solve for x
    x = 2,244,837,297.02/49,830.17
  6. Step 6: Final answer
    x = 45,049.76

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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.