Home / 204,133.33-281,710.11-112,247.86

Finding the Fourth Proportional to 204,133.33, 281,710.11 and 112,247.86

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Solution

The fourth proportional to 204,133.33, 281,710.11 and 112,247.86 is: 154,905.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,133.33 : 281,710.11 = 112,247.86 : x
  2. Step 2: Convert to fraction form
    204,133.33/281,710.11 = 112,247.86/x
  3. Step 3: Cross multiply
    204,133.33x = 281,710.11 × 112,247.86
  4. Step 4: Simplify right side
    204,133.33x = 31,621,356,987.86
  5. Step 5: Solve for x
    x = 31,621,356,987.86/204,133.33
  6. Step 6: Final answer
    x = 154,905.41

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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.