Home / 177,558.72-265,975.20-82,645.44

Finding the Fourth Proportional to 177,558.72, 265,975.20 and 82,645.44

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Solution

The fourth proportional to 177,558.72, 265,975.20 and 82,645.44 is: 123,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,558.72 : 265,975.20 = 82,645.44 : x
  2. Step 2: Convert to fraction form
    177,558.72/265,975.20 = 82,645.44/x
  3. Step 3: Cross multiply
    177,558.72x = 265,975.20 × 82,645.44
  4. Step 4: Simplify right side
    177,558.72x = 21,981,637,433.09
  5. Step 5: Solve for x
    x = 21,981,637,433.09/177,558.72
  6. Step 6: Final answer
    x = 123,799.26

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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.