Home / 161,115.62-241,767.05-66,355.34

Finding the Fourth Proportional to 161,115.62, 241,767.05 and 66,355.34

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Solution

The fourth proportional to 161,115.62, 241,767.05 and 66,355.34 is: 99,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,115.62 : 241,767.05 = 66,355.34 : x
  2. Step 2: Convert to fraction form
    161,115.62/241,767.05 = 66,355.34/x
  3. Step 3: Cross multiply
    161,115.62x = 241,767.05 × 66,355.34
  4. Step 4: Simplify right side
    161,115.62x = 16,042,533,262.94
  5. Step 5: Solve for x
    x = 16,042,533,262.94/161,115.62
  6. Step 6: Final answer
    x = 99,571.56

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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.