Home / 204,891.85-282,754.23-113,021.67

Finding the Fourth Proportional to 204,891.85, 282,754.23 and 113,021.67

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Solution

The fourth proportional to 204,891.85, 282,754.23 and 113,021.67 is: 155,971.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,891.85 : 282,754.23 = 113,021.67 : x
  2. Step 2: Convert to fraction form
    204,891.85/282,754.23 = 113,021.67/x
  3. Step 3: Cross multiply
    204,891.85x = 282,754.23 × 113,021.67
  4. Step 4: Simplify right side
    204,891.85x = 31,957,355,274.16
  5. Step 5: Solve for x
    x = 31,957,355,274.16/204,891.85
  6. Step 6: Final answer
    x = 155,971.83

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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.