Home / 204,606.20-282,130.88-140,086.05

Finding the Fourth Proportional to 204,606.20, 282,130.88 and 140,086.05

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Solution

The fourth proportional to 204,606.20, 282,130.88 and 140,086.05 is: 193,164.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,606.20 : 282,130.88 = 140,086.05 : x
  2. Step 2: Convert to fraction form
    204,606.20/282,130.88 = 140,086.05/x
  3. Step 3: Cross multiply
    204,606.20x = 282,130.88 × 140,086.05
  4. Step 4: Simplify right side
    204,606.20x = 39,522,599,861.79
  5. Step 5: Solve for x
    x = 39,522,599,861.79/204,606.20
  6. Step 6: Final answer
    x = 193,164.24

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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.