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Finding the Fourth Proportional to 202,552.60, 302,954.10 and 171,059.80

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Solution

The fourth proportional to 202,552.60, 302,954.10 and 171,059.80 is: 255,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,552.60 : 302,954.10 = 171,059.80 : x
  2. Step 2: Convert to fraction form
    202,552.60/302,954.10 = 171,059.80/x
  3. Step 3: Cross multiply
    202,552.60x = 302,954.10 × 171,059.80
  4. Step 4: Simplify right side
    202,552.60x = 51,823,267,755.18
  5. Step 5: Solve for x
    x = 51,823,267,755.18/202,552.60
  6. Step 6: Final answer
    x = 255,850.91

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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.