Home / 133,690.06-200,579.76-43,736.90

Finding the Fourth Proportional to 133,690.06, 200,579.76 and 43,736.90

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Solution

The fourth proportional to 133,690.06, 200,579.76 and 43,736.90 is: 65,619.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,690.06 : 200,579.76 = 43,736.90 : x
  2. Step 2: Convert to fraction form
    133,690.06/200,579.76 = 43,736.90/x
  3. Step 3: Cross multiply
    133,690.06x = 200,579.76 × 43,736.90
  4. Step 4: Simplify right side
    133,690.06x = 8,772,735,902.25
  5. Step 5: Solve for x
    x = 8,772,735,902.25/133,690.06
  6. Step 6: Final answer
    x = 65,619.96

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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.