Home / 179,213.60-247,211.76-112,028.96

Finding the Fourth Proportional to 179,213.60, 247,211.76 and 112,028.96

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Solution

The fourth proportional to 179,213.60, 247,211.76 and 112,028.96 is: 154,535.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,213.60 : 247,211.76 = 112,028.96 : x
  2. Step 2: Convert to fraction form
    179,213.60/247,211.76 = 112,028.96/x
  3. Step 3: Cross multiply
    179,213.60x = 247,211.76 × 112,028.96
  4. Step 4: Simplify right side
    179,213.60x = 27,694,876,372.57
  5. Step 5: Solve for x
    x = 27,694,876,372.57/179,213.60
  6. Step 6: Final answer
    x = 154,535.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.