Home / 202,166.09-303,245.00-89,815.85

Finding the Fourth Proportional to 202,166.09, 303,245.00 and 89,815.85

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Solution

The fourth proportional to 202,166.09, 303,245.00 and 89,815.85 is: 134,721.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,166.09 : 303,245.00 = 89,815.85 : x
  2. Step 2: Convert to fraction form
    202,166.09/303,245.00 = 89,815.85/x
  3. Step 3: Cross multiply
    202,166.09x = 303,245.00 × 89,815.85
  4. Step 4: Simplify right side
    202,166.09x = 27,236,206,984.17
  5. Step 5: Solve for x
    x = 27,236,206,984.17/202,166.09
  6. Step 6: Final answer
    x = 134,721.94

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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.