Home / 188,261.10-282,202.11-83,061.54

Finding the Fourth Proportional to 188,261.10, 282,202.11 and 83,061.54

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Solution

The fourth proportional to 188,261.10, 282,202.11 and 83,061.54 is: 124,508.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,261.10 : 282,202.11 = 83,061.54 : x
  2. Step 2: Convert to fraction form
    188,261.10/282,202.11 = 83,061.54/x
  3. Step 3: Cross multiply
    188,261.10x = 282,202.11 × 83,061.54
  4. Step 4: Simplify right side
    188,261.10x = 23,440,141,847.85
  5. Step 5: Solve for x
    x = 23,440,141,847.85/188,261.10
  6. Step 6: Final answer
    x = 124,508.68

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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.