Home / 269,760.90-372,270.08-148,902.22

Finding the Fourth Proportional to 269,760.90, 372,270.08 and 148,902.22

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Solution

The fourth proportional to 269,760.90, 372,270.08 and 148,902.22 is: 205,485.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,760.90 : 372,270.08 = 148,902.22 : x
  2. Step 2: Convert to fraction form
    269,760.90/372,270.08 = 148,902.22/x
  3. Step 3: Cross multiply
    269,760.90x = 372,270.08 × 148,902.22
  4. Step 4: Simplify right side
    269,760.90x = 55,431,839,862.48
  5. Step 5: Solve for x
    x = 55,431,839,862.48/269,760.90
  6. Step 6: Final answer
    x = 205,485.08

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1.5x scale

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.