Home / 188,653.18-282,882.39-55,516.15

Finding the Fourth Proportional to 188,653.18, 282,882.39 and 55,516.15

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Solution

The fourth proportional to 188,653.18, 282,882.39 and 55,516.15 is: 83,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,653.18 : 282,882.39 = 55,516.15 : x
  2. Step 2: Convert to fraction form
    188,653.18/282,882.39 = 55,516.15/x
  3. Step 3: Cross multiply
    188,653.18x = 282,882.39 × 55,516.15
  4. Step 4: Simplify right side
    188,653.18x = 15,704,541,195.60
  5. Step 5: Solve for x
    x = 15,704,541,195.60/188,653.18
  6. Step 6: Final answer
    x = 83,245.57

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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.