Home / 136,630.44-204,974.82-47,889.36

Finding the Fourth Proportional to 136,630.44, 204,974.82 and 47,889.36

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Solution

The fourth proportional to 136,630.44, 204,974.82 and 47,889.36 is: 71,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,630.44 : 204,974.82 = 47,889.36 : x
  2. Step 2: Convert to fraction form
    136,630.44/204,974.82 = 47,889.36/x
  3. Step 3: Cross multiply
    136,630.44x = 204,974.82 × 47,889.36
  4. Step 4: Simplify right side
    136,630.44x = 9,816,112,945.92
  5. Step 5: Solve for x
    x = 9,816,112,945.92/136,630.44
  6. Step 6: Final answer
    x = 71,844.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.