Home / 269,948.79-372,522.20-149,087.48

Finding the Fourth Proportional to 269,948.79, 372,522.20 and 149,087.48

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Solution

The fourth proportional to 269,948.79, 372,522.20 and 149,087.48 is: 205,736.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,948.79 : 372,522.20 = 149,087.48 : x
  2. Step 2: Convert to fraction form
    269,948.79/372,522.20 = 149,087.48/x
  3. Step 3: Cross multiply
    269,948.79x = 372,522.20 × 149,087.48
  4. Step 4: Simplify right side
    269,948.79x = 55,538,393,434.01
  5. Step 5: Solve for x
    x = 55,538,393,434.01/269,948.79
  6. Step 6: Final answer
    x = 205,736.77

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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.