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Finding the Fourth Proportional to 269,604, 372,053.52 and 150,372

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Solution

The fourth proportional to 269,604, 372,053.52 and 150,372 is: 207,513.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,604 : 372,053.52 = 150,372 : x
  2. Step 2: Convert to fraction form
    269,604/372,053.52 = 150,372/x
  3. Step 3: Cross multiply
    269,604x = 372,053.52 × 150,372
  4. Step 4: Simplify right side
    269,604x = 55,946,431,909.44
  5. Step 5: Solve for x
    x = 55,946,431,909.44/269,604
  6. Step 6: Final answer
    x = 207,513.36

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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.