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Finding the Fourth Proportional to 122,419.60, 183,608.22 and 33,652.01

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Solution

The fourth proportional to 122,419.60, 183,608.22 and 33,652.01 is: 50,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,419.60 : 183,608.22 = 33,652.01 : x
  2. Step 2: Convert to fraction form
    122,419.60/183,608.22 = 33,652.01/x
  3. Step 3: Cross multiply
    122,419.60x = 183,608.22 × 33,652.01
  4. Step 4: Simplify right side
    122,419.60x = 6,178,785,018.65
  5. Step 5: Solve for x
    x = 6,178,785,018.65/122,419.60
  6. Step 6: Final answer
    x = 50,472.19

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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.