Home / 92,122.18-138,183.27-50,831.62

Finding the Fourth Proportional to 92,122.18, 138,183.27 and 50,831.62

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Solution

The fourth proportional to 92,122.18, 138,183.27 and 50,831.62 is: 76,247.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,122.18 : 138,183.27 = 50,831.62 : x
  2. Step 2: Convert to fraction form
    92,122.18/138,183.27 = 50,831.62/x
  3. Step 3: Cross multiply
    92,122.18x = 138,183.27 × 50,831.62
  4. Step 4: Simplify right side
    92,122.18x = 7,024,079,471.00
  5. Step 5: Solve for x
    x = 7,024,079,471.00/92,122.18
  6. Step 6: Final answer
    x = 76,247.43

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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.