Home / 204,132.83-281,709.42-112,247.36

Finding the Fourth Proportional to 204,132.83, 281,709.42 and 112,247.36

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Solution

The fourth proportional to 204,132.83, 281,709.42 and 112,247.36 is: 154,904.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,132.83 : 281,709.42 = 112,247.36 : x
  2. Step 2: Convert to fraction form
    204,132.83/281,709.42 = 112,247.36/x
  3. Step 3: Cross multiply
    204,132.83x = 281,709.42 × 112,247.36
  4. Step 4: Simplify right side
    204,132.83x = 31,621,138,682.13
  5. Step 5: Solve for x
    x = 31,621,138,682.13/204,132.83
  6. Step 6: Final answer
    x = 154,904.72

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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.