Home / 136,305.06-204,161.94-66,037.02

Finding the Fourth Proportional to 136,305.06, 204,161.94 and 66,037.02

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Solution

The fourth proportional to 136,305.06, 204,161.94 and 66,037.02 is: 98,912.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,305.06 : 204,161.94 = 66,037.02 : x
  2. Step 2: Convert to fraction form
    136,305.06/204,161.94 = 66,037.02/x
  3. Step 3: Cross multiply
    136,305.06x = 204,161.94 × 66,037.02
  4. Step 4: Simplify right side
    136,305.06x = 13,482,246,115.02
  5. Step 5: Solve for x
    x = 13,482,246,115.02/136,305.06
  6. Step 6: Final answer
    x = 98,912.29

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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.