Home / 55,102.22-82,622.22-50,400.17

Finding the Fourth Proportional to 55,102.22, 82,622.22 and 50,400.17

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Solution

The fourth proportional to 55,102.22, 82,622.22 and 50,400.17 is: 75,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,102.22 : 82,622.22 = 50,400.17 : x
  2. Step 2: Convert to fraction form
    55,102.22/82,622.22 = 50,400.17/x
  3. Step 3: Cross multiply
    55,102.22x = 82,622.22 × 50,400.17
  4. Step 4: Simplify right side
    55,102.22x = 4,164,173,933.78
  5. Step 5: Solve for x
    x = 4,164,173,933.78/55,102.22
  6. Step 6: Final answer
    x = 75,571.80

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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.