Home / 235,168.73-324,559.76-131,830.83

Finding the Fourth Proportional to 235,168.73, 324,559.76 and 131,830.83

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Solution

The fourth proportional to 235,168.73, 324,559.76 and 131,830.83 is: 181,941.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,168.73 : 324,559.76 = 131,830.83 : x
  2. Step 2: Convert to fraction form
    235,168.73/324,559.76 = 131,830.83/x
  3. Step 3: Cross multiply
    235,168.73x = 324,559.76 × 131,830.83
  4. Step 4: Simplify right side
    235,168.73x = 42,786,982,874.98
  5. Step 5: Solve for x
    x = 42,786,982,874.98/235,168.73
  6. Step 6: Final answer
    x = 181,941.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.