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Finding the Fourth Proportional to 202,366.77, 303,448.49 and 67,383.13

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Solution

The fourth proportional to 202,366.77, 303,448.49 and 67,383.13 is: 101,040.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,366.77 : 303,448.49 = 67,383.13 : x
  2. Step 2: Convert to fraction form
    202,366.77/303,448.49 = 67,383.13/x
  3. Step 3: Cross multiply
    202,366.77x = 303,448.49 × 67,383.13
  4. Step 4: Simplify right side
    202,366.77x = 20,447,309,155.12
  5. Step 5: Solve for x
    x = 20,447,309,155.12/202,366.77
  6. Step 6: Final answer
    x = 101,040.84

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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.