Home / 204,089.36-281,648.56-112,207.52

Finding the Fourth Proportional to 204,089.36, 281,648.56 and 112,207.52

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Solution

The fourth proportional to 204,089.36, 281,648.56 and 112,207.52 is: 154,849.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,089.36 : 281,648.56 = 112,207.52 : x
  2. Step 2: Convert to fraction form
    204,089.36/281,648.56 = 112,207.52/x
  3. Step 3: Cross multiply
    204,089.36x = 281,648.56 × 112,207.52
  4. Step 4: Simplify right side
    204,089.36x = 31,603,086,429.17
  5. Step 5: Solve for x
    x = 31,603,086,429.17/204,089.36
  6. Step 6: Final answer
    x = 154,849.26

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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.