Home / 179,620.30-269,138.85-112,941.10

Finding the Fourth Proportional to 179,620.30, 269,138.85 and 112,941.10

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Solution

The fourth proportional to 179,620.30, 269,138.85 and 112,941.10 is: 169,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,620.30 : 269,138.85 = 112,941.10 : x
  2. Step 2: Convert to fraction form
    179,620.30/269,138.85 = 112,941.10/x
  3. Step 3: Cross multiply
    179,620.30x = 269,138.85 × 112,941.10
  4. Step 4: Simplify right side
    179,620.30x = 30,396,837,771.74
  5. Step 5: Solve for x
    x = 30,396,837,771.74/179,620.30
  6. Step 6: Final answer
    x = 169,228.30

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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.