Home / 204,634.56-282,330.72-115,193.28

Finding the Fourth Proportional to 204,634.56, 282,330.72 and 115,193.28

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Solution

The fourth proportional to 204,634.56, 282,330.72 and 115,193.28 is: 158,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,634.56 : 282,330.72 = 115,193.28 : x
  2. Step 2: Convert to fraction form
    204,634.56/282,330.72 = 115,193.28/x
  3. Step 3: Cross multiply
    204,634.56x = 282,330.72 × 115,193.28
  4. Step 4: Simplify right side
    204,634.56x = 32,522,601,681.56
  5. Step 5: Solve for x
    x = 32,522,601,681.56/204,634.56
  6. Step 6: Final answer
    x = 158,930.15

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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.