Home / 269,823.17-372,356.45-148,964.66

Finding the Fourth Proportional to 269,823.17, 372,356.45 and 148,964.66

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Solution

The fourth proportional to 269,823.17, 372,356.45 and 148,964.66 is: 205,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,823.17 : 372,356.45 = 148,964.66 : x
  2. Step 2: Convert to fraction form
    269,823.17/372,356.45 = 148,964.66/x
  3. Step 3: Cross multiply
    269,823.17x = 372,356.45 × 148,964.66
  4. Step 4: Simplify right side
    269,823.17x = 55,467,951,973.06
  5. Step 5: Solve for x
    x = 55,467,951,973.06/269,823.17
  6. Step 6: Final answer
    x = 205,571.49

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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.