Home / 189,245.96-283,635.18-162,403.27

Finding the Fourth Proportional to 189,245.96, 283,635.18 and 162,403.27

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Solution

The fourth proportional to 189,245.96, 283,635.18 and 162,403.27 is: 243,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,245.96 : 283,635.18 = 162,403.27 : x
  2. Step 2: Convert to fraction form
    189,245.96/283,635.18 = 162,403.27/x
  3. Step 3: Cross multiply
    189,245.96x = 283,635.18 × 162,403.27
  4. Step 4: Simplify right side
    189,245.96x = 46,063,279,839.47
  5. Step 5: Solve for x
    x = 46,063,279,839.47/189,245.96
  6. Step 6: Final answer
    x = 243,404.30

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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.