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Finding the Fourth Proportional to 122,207.70, 183,311.71 and 33,461.98

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Solution

The fourth proportional to 122,207.70, 183,311.71 and 33,461.98 is: 50,193.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,207.70 : 183,311.71 = 33,461.98 : x
  2. Step 2: Convert to fraction form
    122,207.70/183,311.71 = 33,461.98/x
  3. Step 3: Cross multiply
    122,207.70x = 183,311.71 × 33,461.98
  4. Step 4: Simplify right side
    122,207.70x = 6,133,972,231.85
  5. Step 5: Solve for x
    x = 6,133,972,231.85/122,207.70
  6. Step 6: Final answer
    x = 50,193.01

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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.