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Finding the Fourth Proportional to 269,760.69, 372,041.19 and 162,310.62

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Solution

The fourth proportional to 269,760.69, 372,041.19 and 162,310.62 is: 223,851.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,760.69 : 372,041.19 = 162,310.62 : x
  2. Step 2: Convert to fraction form
    269,760.69/372,041.19 = 162,310.62/x
  3. Step 3: Cross multiply
    269,760.69x = 372,041.19 × 162,310.62
  4. Step 4: Simplify right side
    269,760.69x = 60,386,236,214.44
  5. Step 5: Solve for x
    x = 60,386,236,214.44/269,760.69
  6. Step 6: Final answer
    x = 223,851.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.