Home / 107,764.22-161,636.36-50,825.07

Finding the Fourth Proportional to 107,764.22, 161,636.36 and 50,825.07

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Solution

The fourth proportional to 107,764.22, 161,636.36 and 50,825.07 is: 76,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,764.22 : 161,636.36 = 50,825.07 : x
  2. Step 2: Convert to fraction form
    107,764.22/161,636.36 = 50,825.07/x
  3. Step 3: Cross multiply
    107,764.22x = 161,636.36 × 50,825.07
  4. Step 4: Simplify right side
    107,764.22x = 8,215,179,311.55
  5. Step 5: Solve for x
    x = 8,215,179,311.55/107,764.22
  6. Step 6: Final answer
    x = 76,232.90

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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.