Home / 204,803.19-282,496.52-135,891.15

Finding the Fourth Proportional to 204,803.19, 282,496.52 and 135,891.15

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Solution

The fourth proportional to 204,803.19, 282,496.52 and 135,891.15 is: 187,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,803.19 : 282,496.52 = 135,891.15 : x
  2. Step 2: Convert to fraction form
    204,803.19/282,496.52 = 135,891.15/x
  3. Step 3: Cross multiply
    204,803.19x = 282,496.52 × 135,891.15
  4. Step 4: Simplify right side
    204,803.19x = 38,388,776,294.34
  5. Step 5: Solve for x
    x = 38,388,776,294.34/204,803.19
  6. Step 6: Final answer
    x = 187,442.28

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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.