Home / 206,584.48-285,059.16-115,936.96

Finding the Fourth Proportional to 206,584.48, 285,059.16 and 115,936.96

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Solution

The fourth proportional to 206,584.48, 285,059.16 and 115,936.96 is: 159,977.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,584.48 : 285,059.16 = 115,936.96 : x
  2. Step 2: Convert to fraction form
    206,584.48/285,059.16 = 115,936.96/x
  3. Step 3: Cross multiply
    206,584.48x = 285,059.16 × 115,936.96
  4. Step 4: Simplify right side
    206,584.48x = 33,048,892,430.55
  5. Step 5: Solve for x
    x = 33,048,892,430.55/206,584.48
  6. Step 6: Final answer
    x = 159,977.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.