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Finding the Fourth Proportional to 122,607.98, 183,911.72 and 33,861.26

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Solution

The fourth proportional to 122,607.98, 183,911.72 and 33,861.26 is: 50,791.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,607.98 : 183,911.72 = 33,861.26 : x
  2. Step 2: Convert to fraction form
    122,607.98/183,911.72 = 33,861.26/x
  3. Step 3: Cross multiply
    122,607.98x = 183,911.72 × 33,861.26
  4. Step 4: Simplify right side
    122,607.98x = 6,227,482,567.97
  5. Step 5: Solve for x
    x = 6,227,482,567.97/122,607.98
  6. Step 6: Final answer
    x = 50,791.82

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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.