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Finding the Fourth Proportional to 202,169.71, 303,254.57 and 61,910.11

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Solution

The fourth proportional to 202,169.71, 303,254.57 and 61,910.11 is: 92,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,169.71 : 303,254.57 = 61,910.11 : x
  2. Step 2: Convert to fraction form
    202,169.71/303,254.57 = 61,910.11/x
  3. Step 3: Cross multiply
    202,169.71x = 303,254.57 × 61,910.11
  4. Step 4: Simplify right side
    202,169.71x = 18,774,523,786.70
  5. Step 5: Solve for x
    x = 18,774,523,786.70/202,169.71
  6. Step 6: Final answer
    x = 92,865.17

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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.