Home / 277,296.23-382,668.78-149,971.82

Finding the Fourth Proportional to 277,296.23, 382,668.78 and 149,971.82

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Solution

The fourth proportional to 277,296.23, 382,668.78 and 149,971.82 is: 206,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,296.23 : 382,668.78 = 149,971.82 : x
  2. Step 2: Convert to fraction form
    277,296.23/382,668.78 = 149,971.82/x
  3. Step 3: Cross multiply
    277,296.23x = 382,668.78 × 149,971.82
  4. Step 4: Simplify right side
    277,296.23x = 57,389,531,480.44
  5. Step 5: Solve for x
    x = 57,389,531,480.44/277,296.23
  6. Step 6: Final answer
    x = 206,961.10

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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.