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Finding the Fourth Proportional to 69,425.88, 104,125.62 and 33,851.49

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Solution

The fourth proportional to 69,425.88, 104,125.62 and 33,851.49 is: 50,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,425.88 : 104,125.62 = 33,851.49 : x
  2. Step 2: Convert to fraction form
    69,425.88/104,125.62 = 33,851.49/x
  3. Step 3: Cross multiply
    69,425.88x = 104,125.62 × 33,851.49
  4. Step 4: Simplify right side
    69,425.88x = 3,524,807,384.17
  5. Step 5: Solve for x
    x = 3,524,807,384.17/69,425.88
  6. Step 6: Final answer
    x = 50,770.80

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1.5x scale

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.