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Finding the Fourth Proportional to 202,661.52, 304,148.04 and 192,255.04

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Solution

The fourth proportional to 202,661.52, 304,148.04 and 192,255.04 is: 288,530.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,661.52 : 304,148.04 = 192,255.04 : x
  2. Step 2: Convert to fraction form
    202,661.52/304,148.04 = 192,255.04/x
  3. Step 3: Cross multiply
    202,661.52x = 304,148.04 × 192,255.04
  4. Step 4: Simplify right side
    202,661.52x = 58,473,993,596.12
  5. Step 5: Solve for x
    x = 58,473,993,596.12/202,661.52
  6. Step 6: Final answer
    x = 288,530.32

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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.