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Finding the Fourth Proportional to 206,960.54, 310,181.22 and 88,492.82

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Solution

The fourth proportional to 206,960.54, 310,181.22 and 88,492.82 is: 132,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,960.54 : 310,181.22 = 88,492.82 : x
  2. Step 2: Convert to fraction form
    206,960.54/310,181.22 = 88,492.82/x
  3. Step 3: Cross multiply
    206,960.54x = 310,181.22 × 88,492.82
  4. Step 4: Simplify right side
    206,960.54x = 27,448,809,317.93
  5. Step 5: Solve for x
    x = 27,448,809,317.93/206,960.54
  6. Step 6: Final answer
    x = 132,628.23

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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.