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Finding the Fourth Proportional to 101,334.84, 151,997.94 and 33,869.40

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Solution

The fourth proportional to 101,334.84, 151,997.94 and 33,869.40 is: 50,802.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,334.84 : 151,997.94 = 33,869.40 : x
  2. Step 2: Convert to fraction form
    101,334.84/151,997.94 = 33,869.40/x
  3. Step 3: Cross multiply
    101,334.84x = 151,997.94 × 33,869.40
  4. Step 4: Simplify right side
    101,334.84x = 5,148,079,029.04
  5. Step 5: Solve for x
    x = 5,148,079,029.04/101,334.84
  6. Step 6: Final answer
    x = 50,802.66

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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.