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Finding the Fourth Proportional to 123,475.88, 185,226.21 and 33,520.11

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Solution

The fourth proportional to 123,475.88, 185,226.21 and 33,520.11 is: 50,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,475.88 : 185,226.21 = 33,520.11 : x
  2. Step 2: Convert to fraction form
    123,475.88/185,226.21 = 33,520.11/x
  3. Step 3: Cross multiply
    123,475.88x = 185,226.21 × 33,520.11
  4. Step 4: Simplify right side
    123,475.88x = 6,208,802,934.08
  5. Step 5: Solve for x
    x = 6,208,802,934.08/123,475.88
  6. Step 6: Final answer
    x = 50,283.53

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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.