Home / 112,182.57-168,179.49-52,180.55

Finding the Fourth Proportional to 112,182.57, 168,179.49 and 52,180.55

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Solution

The fourth proportional to 112,182.57, 168,179.49 and 52,180.55 is: 78,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,182.57 : 168,179.49 = 52,180.55 : x
  2. Step 2: Convert to fraction form
    112,182.57/168,179.49 = 52,180.55/x
  3. Step 3: Cross multiply
    112,182.57x = 168,179.49 × 52,180.55
  4. Step 4: Simplify right side
    112,182.57x = 8,775,699,022.70
  5. Step 5: Solve for x
    x = 8,775,699,022.70/112,182.57
  6. Step 6: Final answer
    x = 78,226.94

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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.