Home / 277,261.92-382,619.52-149,935.68

Finding the Fourth Proportional to 277,261.92, 382,619.52 and 149,935.68

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Solution

The fourth proportional to 277,261.92, 382,619.52 and 149,935.68 is: 206,910.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,261.92 : 382,619.52 = 149,935.68 : x
  2. Step 2: Convert to fraction form
    277,261.92/382,619.52 = 149,935.68/x
  3. Step 3: Cross multiply
    277,261.92x = 382,619.52 × 149,935.68
  4. Step 4: Simplify right side
    277,261.92x = 57,368,317,912.47
  5. Step 5: Solve for x
    x = 57,368,317,912.47/277,261.92
  6. Step 6: Final answer
    x = 206,910.19

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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.