Home / 107,954.17-161,936.12-33,068.86

Finding the Fourth Proportional to 107,954.17, 161,936.12 and 33,068.86

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Solution

The fourth proportional to 107,954.17, 161,936.12 and 33,068.86 is: 49,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,954.17 : 161,936.12 = 33,068.86 : x
  2. Step 2: Convert to fraction form
    107,954.17/161,936.12 = 33,068.86/x
  3. Step 3: Cross multiply
    107,954.17x = 161,936.12 × 33,068.86
  4. Step 4: Simplify right side
    107,954.17x = 5,355,042,881.22
  5. Step 5: Solve for x
    x = 5,355,042,881.22/107,954.17
  6. Step 6: Final answer
    x = 49,604.78

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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.