Home / 133,917.79-200,933.00-83,359.08

Finding the Fourth Proportional to 133,917.79, 200,933.00 and 83,359.08

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Solution

The fourth proportional to 133,917.79, 200,933.00 and 83,359.08 is: 125,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,917.79 : 200,933.00 = 83,359.08 : x
  2. Step 2: Convert to fraction form
    133,917.79/200,933.00 = 83,359.08/x
  3. Step 3: Cross multiply
    133,917.79x = 200,933.00 × 83,359.08
  4. Step 4: Simplify right side
    133,917.79x = 16,749,589,604.84
  5. Step 5: Solve for x
    x = 16,749,589,604.84/133,917.79
  6. Step 6: Final answer
    x = 125,073.68

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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.