Home / 188,016.64-281,997.20-54,861.12

Finding the Fourth Proportional to 188,016.64, 281,997.20 and 54,861.12

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Solution

The fourth proportional to 188,016.64, 281,997.20 and 54,861.12 is: 82,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,016.64 : 281,997.20 = 54,861.12 : x
  2. Step 2: Convert to fraction form
    188,016.64/281,997.20 = 54,861.12/x
  3. Step 3: Cross multiply
    188,016.64x = 281,997.20 × 54,861.12
  4. Step 4: Simplify right side
    188,016.64x = 15,470,682,228.86
  5. Step 5: Solve for x
    x = 15,470,682,228.86/188,016.64
  6. Step 6: Final answer
    x = 82,283.58

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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.