Home / 277,231.03-382,578.55-149,906.32

Finding the Fourth Proportional to 277,231.03, 382,578.55 and 149,906.32

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Solution

The fourth proportional to 277,231.03, 382,578.55 and 149,906.32 is: 206,870.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,231.03 : 382,578.55 = 149,906.32 : x
  2. Step 2: Convert to fraction form
    277,231.03/382,578.55 = 149,906.32/x
  3. Step 3: Cross multiply
    277,231.03x = 382,578.55 × 149,906.32
  4. Step 4: Simplify right side
    277,231.03x = 57,350,943,340.25
  5. Step 5: Solve for x
    x = 57,350,943,340.25/277,231.03
  6. Step 6: Final answer
    x = 206,870.58

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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.