Home / 269,739.54-372,243.27-148,878.18

Finding the Fourth Proportional to 269,739.54, 372,243.27 and 148,878.18

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Solution

The fourth proportional to 269,739.54, 372,243.27 and 148,878.18 is: 205,453.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,739.54 : 372,243.27 = 148,878.18 : x
  2. Step 2: Convert to fraction form
    269,739.54/372,243.27 = 148,878.18/x
  3. Step 3: Cross multiply
    269,739.54x = 372,243.27 × 148,878.18
  4. Step 4: Simplify right side
    269,739.54x = 55,418,900,554.85
  5. Step 5: Solve for x
    x = 55,418,900,554.85/269,739.54
  6. Step 6: Final answer
    x = 205,453.38

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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.