Home / 277,120.33-382,425.89-149,795.92

Finding the Fourth Proportional to 277,120.33, 382,425.89 and 149,795.92

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Solution

The fourth proportional to 277,120.33, 382,425.89 and 149,795.92 is: 206,718.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,120.33 : 382,425.89 = 149,795.92 : x
  2. Step 2: Convert to fraction form
    277,120.33/382,425.89 = 149,795.92/x
  3. Step 3: Cross multiply
    277,120.33x = 382,425.89 × 149,795.92
  4. Step 4: Simplify right side
    277,120.33x = 57,285,837,275.39
  5. Step 5: Solve for x
    x = 57,285,837,275.39/277,120.33
  6. Step 6: Final answer
    x = 206,718.28

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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.