Home / 206,792.22-285,360.12-116,145.84

Finding the Fourth Proportional to 206,792.22, 285,360.12 and 116,145.84

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Solution

The fourth proportional to 206,792.22, 285,360.12 and 116,145.84 is: 160,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,792.22 : 285,360.12 = 116,145.84 : x
  2. Step 2: Convert to fraction form
    206,792.22/285,360.12 = 116,145.84/x
  3. Step 3: Cross multiply
    206,792.22x = 285,360.12 × 116,145.84
  4. Step 4: Simplify right side
    206,792.22x = 33,143,390,839.90
  5. Step 5: Solve for x
    x = 33,143,390,839.90/206,792.22
  6. Step 6: Final answer
    x = 160,273.88

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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.