Home / 204,780.12-282,586.56-114,145.96

Finding the Fourth Proportional to 204,780.12, 282,586.56 and 114,145.96

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Solution

The fourth proportional to 204,780.12, 282,586.56 and 114,145.96 is: 157,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,780.12 : 282,586.56 = 114,145.96 : x
  2. Step 2: Convert to fraction form
    204,780.12/282,586.56 = 114,145.96/x
  3. Step 3: Cross multiply
    204,780.12x = 282,586.56 × 114,145.96
  4. Step 4: Simplify right side
    204,780.12x = 32,256,114,174.30
  5. Step 5: Solve for x
    x = 32,256,114,174.30/204,780.12
  6. Step 6: Final answer
    x = 157,515.85

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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.