Home / 103,634.32-155,334.84-41,231.92

Finding the Fourth Proportional to 103,634.32, 155,334.84 and 41,231.92

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Solution

The fourth proportional to 103,634.32, 155,334.84 and 41,231.92 is: 61,801.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634.32 : 155,334.84 = 41,231.92 : x
  2. Step 2: Convert to fraction form
    103,634.32/155,334.84 = 41,231.92/x
  3. Step 3: Cross multiply
    103,634.32x = 155,334.84 × 41,231.92
  4. Step 4: Simplify right side
    103,634.32x = 6,404,753,696.09
  5. Step 5: Solve for x
    x = 6,404,753,696.09/103,634.32
  6. Step 6: Final answer
    x = 61,801.47

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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.