Home / 161,084.72-241,699.12-82,157.36

Finding the Fourth Proportional to 161,084.72, 241,699.12 and 82,157.36

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Solution

The fourth proportional to 161,084.72, 241,699.12 and 82,157.36 is: 123,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,084.72 : 241,699.12 = 82,157.36 : x
  2. Step 2: Convert to fraction form
    161,084.72/241,699.12 = 82,157.36/x
  3. Step 3: Cross multiply
    161,084.72x = 241,699.12 × 82,157.36
  4. Step 4: Simplify right side
    161,084.72x = 19,857,361,613.52
  5. Step 5: Solve for x
    x = 19,857,361,613.52/161,084.72
  6. Step 6: Final answer
    x = 123,272.78

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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.