Home / 74,845.80-112,249.32-22,243.08

Finding the Fourth Proportional to 74,845.80, 112,249.32 and 22,243.08

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Solution

The fourth proportional to 74,845.80, 112,249.32 and 22,243.08 is: 33,358.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,845.80 : 112,249.32 = 22,243.08 : x
  2. Step 2: Convert to fraction form
    74,845.80/112,249.32 = 22,243.08/x
  3. Step 3: Cross multiply
    74,845.80x = 112,249.32 × 22,243.08
  4. Step 4: Simplify right side
    74,845.80x = 2,496,770,604.71
  5. Step 5: Solve for x
    x = 2,496,770,604.71/74,845.80
  6. Step 6: Final answer
    x = 33,358.86

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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.