Home / 269,831.48-372,365.46-148,972.76

Finding the Fourth Proportional to 269,831.48, 372,365.46 and 148,972.76

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Solution

The fourth proportional to 269,831.48, 372,365.46 and 148,972.76 is: 205,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,831.48 : 372,365.46 = 148,972.76 : x
  2. Step 2: Convert to fraction form
    269,831.48/372,365.46 = 148,972.76/x
  3. Step 3: Cross multiply
    269,831.48x = 372,365.46 × 148,972.76
  4. Step 4: Simplify right side
    269,831.48x = 55,472,310,304.87
  5. Step 5: Solve for x
    x = 55,472,310,304.87/269,831.48
  6. Step 6: Final answer
    x = 205,581.31

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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.