Home / 146,544.63-202,231.61-82,881.06

Finding the Fourth Proportional to 146,544.63, 202,231.61 and 82,881.06

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Solution

The fourth proportional to 146,544.63, 202,231.61 and 82,881.06 is: 114,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,544.63 : 202,231.61 = 82,881.06 : x
  2. Step 2: Convert to fraction form
    146,544.63/202,231.61 = 82,881.06/x
  3. Step 3: Cross multiply
    146,544.63x = 202,231.61 × 82,881.06
  4. Step 4: Simplify right side
    146,544.63x = 16,761,170,202.31
  5. Step 5: Solve for x
    x = 16,761,170,202.31/146,544.63
  6. Step 6: Final answer
    x = 114,375.87

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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.