Home / 131,180.49-196,604.64-83,777.27

Finding the Fourth Proportional to 131,180.49, 196,604.64 and 83,777.27

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Solution

The fourth proportional to 131,180.49, 196,604.64 and 83,777.27 is: 125,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,180.49 : 196,604.64 = 83,777.27 : x
  2. Step 2: Convert to fraction form
    131,180.49/196,604.64 = 83,777.27/x
  3. Step 3: Cross multiply
    131,180.49x = 196,604.64 × 83,777.27
  4. Step 4: Simplify right side
    131,180.49x = 16,471,000,008.53
  5. Step 5: Solve for x
    x = 16,471,000,008.53/131,180.49
  6. Step 6: Final answer
    x = 125,559.83

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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.