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Finding the Fourth Proportional to 122,482.88, 183,724.20 and 33,736.88

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Solution

The fourth proportional to 122,482.88, 183,724.20 and 33,736.88 is: 50,605.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,482.88 : 183,724.20 = 33,736.88 : x
  2. Step 2: Convert to fraction form
    122,482.88/183,724.20 = 33,736.88/x
  3. Step 3: Cross multiply
    122,482.88x = 183,724.20 × 33,736.88
  4. Step 4: Simplify right side
    122,482.88x = 6,198,281,288.50
  5. Step 5: Solve for x
    x = 6,198,281,288.50/122,482.88
  6. Step 6: Final answer
    x = 50,605.29

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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.