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Finding the Fourth Proportional to 202,554.69, 303,846.81 and 69,433.82

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Solution

The fourth proportional to 202,554.69, 303,846.81 and 69,433.82 is: 104,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,554.69 : 303,846.81 = 69,433.82 : x
  2. Step 2: Convert to fraction form
    202,554.69/303,846.81 = 69,433.82/x
  3. Step 3: Cross multiply
    202,554.69x = 303,846.81 × 69,433.82
  4. Step 4: Simplify right side
    202,554.69x = 21,097,244,713.11
  5. Step 5: Solve for x
    x = 21,097,244,713.11/202,554.69
  6. Step 6: Final answer
    x = 104,155.79

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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.