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Finding the Fourth Proportional to 122,620, 183,930 and 35,068

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Solution

The fourth proportional to 122,620, 183,930 and 35,068 is: 52,602

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,620 : 183,930 = 35,068 : x
  2. Step 2: Convert to fraction form
    122,620/183,930 = 35,068/x
  3. Step 3: Cross multiply
    122,620x = 183,930 × 35,068
  4. Step 4: Simplify right side
    122,620x = 6,450,057,240
  5. Step 5: Solve for x
    x = 6,450,057,240/122,620
  6. Step 6: Final answer
    x = 52,602

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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.