Home / 48,831.20-73,246.80-33,279.20

Finding the Fourth Proportional to 48,831.20, 73,246.80 and 33,279.20

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Solution

The fourth proportional to 48,831.20, 73,246.80 and 33,279.20 is: 49,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,831.20 : 73,246.80 = 33,279.20 : x
  2. Step 2: Convert to fraction form
    48,831.20/73,246.80 = 33,279.20/x
  3. Step 3: Cross multiply
    48,831.20x = 73,246.80 × 33,279.20
  4. Step 4: Simplify right side
    48,831.20x = 2,437,594,906.56
  5. Step 5: Solve for x
    x = 2,437,594,906.56/48,831.20
  6. Step 6: Final answer
    x = 49,918.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.