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Finding the Fourth Proportional to 122,216.46, 183,330.15 and 33,468

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Solution

The fourth proportional to 122,216.46, 183,330.15 and 33,468 is: 50,203.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,216.46 : 183,330.15 = 33,468 : x
  2. Step 2: Convert to fraction form
    122,216.46/183,330.15 = 33,468/x
  3. Step 3: Cross multiply
    122,216.46x = 183,330.15 × 33,468
  4. Step 4: Simplify right side
    122,216.46x = 6,135,693,460.20
  5. Step 5: Solve for x
    x = 6,135,693,460.20/122,216.46
  6. Step 6: Final answer
    x = 50,203.50

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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.