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Finding the Fourth Proportional to 122,123.64, 183,164.31 and 36,733.26

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Solution

The fourth proportional to 122,123.64, 183,164.31 and 36,733.26 is: 55,093.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,123.64 : 183,164.31 = 36,733.26 : x
  2. Step 2: Convert to fraction form
    122,123.64/183,164.31 = 36,733.26/x
  3. Step 3: Cross multiply
    122,123.64x = 183,164.31 × 36,733.26
  4. Step 4: Simplify right side
    122,123.64x = 6,728,222,221.95
  5. Step 5: Solve for x
    x = 6,728,222,221.95/122,123.64
  6. Step 6: Final answer
    x = 55,093.53

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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.