Home / 188,002.11-282,077.01-82,747.29

Finding the Fourth Proportional to 188,002.11, 282,077.01 and 82,747.29

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Solution

The fourth proportional to 188,002.11, 282,077.01 and 82,747.29 is: 124,153.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,002.11 : 282,077.01 = 82,747.29 : x
  2. Step 2: Convert to fraction form
    188,002.11/282,077.01 = 82,747.29/x
  3. Step 3: Cross multiply
    188,002.11x = 282,077.01 × 82,747.29
  4. Step 4: Simplify right side
    188,002.11x = 23,341,108,148.80
  5. Step 5: Solve for x
    x = 23,341,108,148.80/188,002.11
  6. Step 6: Final answer
    x = 124,153.44

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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.