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Finding the Fourth Proportional to 236,311.94, 325,997.92 and 159,857.80

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Solution

The fourth proportional to 236,311.94, 325,997.92 and 159,857.80 is: 220,527.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,311.94 : 325,997.92 = 159,857.80 : x
  2. Step 2: Convert to fraction form
    236,311.94/325,997.92 = 159,857.80/x
  3. Step 3: Cross multiply
    236,311.94x = 325,997.92 × 159,857.80
  4. Step 4: Simplify right side
    236,311.94x = 52,113,310,295.78
  5. Step 5: Solve for x
    x = 52,113,310,295.78/236,311.94
  6. Step 6: Final answer
    x = 220,527.62

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1.5x scale

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.