Home / 133,822.80-200,734.20-131,749.20

Finding the Fourth Proportional to 133,822.80, 200,734.20 and 131,749.20

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Solution

The fourth proportional to 133,822.80, 200,734.20 and 131,749.20 is: 197,623.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,822.80 : 200,734.20 = 131,749.20 : x
  2. Step 2: Convert to fraction form
    133,822.80/200,734.20 = 131,749.20/x
  3. Step 3: Cross multiply
    133,822.80x = 200,734.20 × 131,749.20
  4. Step 4: Simplify right side
    133,822.80x = 26,446,570,262.64
  5. Step 5: Solve for x
    x = 26,446,570,262.64/133,822.80
  6. Step 6: Final answer
    x = 197,623.80

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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.