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Finding the Fourth Proportional to 73,831.44, 110,633.76 and 50,108.16

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Solution

The fourth proportional to 73,831.44, 110,633.76 and 50,108.16 is: 75,085.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,831.44 : 110,633.76 = 50,108.16 : x
  2. Step 2: Convert to fraction form
    73,831.44/110,633.76 = 50,108.16/x
  3. Step 3: Cross multiply
    73,831.44x = 110,633.76 × 50,108.16
  4. Step 4: Simplify right side
    73,831.44x = 5,543,654,147.48
  5. Step 5: Solve for x
    x = 5,543,654,147.48/73,831.44
  6. Step 6: Final answer
    x = 75,085.28

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1.5x scale

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.