Home / 136,380.06-204,581.64-41,631.48

Finding the Fourth Proportional to 136,380.06, 204,581.64 and 41,631.48

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Solution

The fourth proportional to 136,380.06, 204,581.64 and 41,631.48 is: 62,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,380.06 : 204,581.64 = 41,631.48 : x
  2. Step 2: Convert to fraction form
    136,380.06/204,581.64 = 41,631.48/x
  3. Step 3: Cross multiply
    136,380.06x = 204,581.64 × 41,631.48
  4. Step 4: Simplify right side
    136,380.06x = 8,517,036,454.03
  5. Step 5: Solve for x
    x = 8,517,036,454.03/136,380.06
  6. Step 6: Final answer
    x = 62,450.75

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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.