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Finding the Fourth Proportional to 235,542.08, 353,324.46 and 77,767.04

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Solution

The fourth proportional to 235,542.08, 353,324.46 and 77,767.04 is: 116,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,542.08 : 353,324.46 = 77,767.04 : x
  2. Step 2: Convert to fraction form
    235,542.08/353,324.46 = 77,767.04/x
  3. Step 3: Cross multiply
    235,542.08x = 353,324.46 × 77,767.04
  4. Step 4: Simplify right side
    235,542.08x = 27,476,997,413.80
  5. Step 5: Solve for x
    x = 27,476,997,413.80/235,542.08
  6. Step 6: Final answer
    x = 116,654.30

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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.