Home / 74,658.20-112,007.70-22,067.64

Finding the Fourth Proportional to 74,658.20, 112,007.70 and 22,067.64

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Solution

The fourth proportional to 74,658.20, 112,007.70 and 22,067.64 is: 33,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,658.20 : 112,007.70 = 22,067.64 : x
  2. Step 2: Convert to fraction form
    74,658.20/112,007.70 = 22,067.64/x
  3. Step 3: Cross multiply
    74,658.20x = 112,007.70 × 22,067.64
  4. Step 4: Simplify right side
    74,658.20x = 2,471,745,600.83
  5. Step 5: Solve for x
    x = 2,471,745,600.83/74,658.20
  6. Step 6: Final answer
    x = 33,107.49

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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.