Home / 335,917.71-503,873.45-136,190.61

Finding the Fourth Proportional to 335,917.71, 503,873.45 and 136,190.61

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Solution

The fourth proportional to 335,917.71, 503,873.45 and 136,190.61 is: 204,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,917.71 : 503,873.45 = 136,190.61 : x
  2. Step 2: Convert to fraction form
    335,917.71/503,873.45 = 136,190.61/x
  3. Step 3: Cross multiply
    335,917.71x = 503,873.45 × 136,190.61
  4. Step 4: Simplify right side
    335,917.71x = 68,622,831,837.35
  5. Step 5: Solve for x
    x = 68,622,831,837.35/335,917.71
  6. Step 6: Final answer
    x = 204,284.65

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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.