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Finding the Fourth Proportional to 110,053.53, 165,072.74 and 50,936.49

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Solution

The fourth proportional to 110,053.53, 165,072.74 and 50,936.49 is: 76,401.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,053.53 : 165,072.74 = 50,936.49 : x
  2. Step 2: Convert to fraction form
    110,053.53/165,072.74 = 50,936.49/x
  3. Step 3: Cross multiply
    110,053.53x = 165,072.74 × 50,936.49
  4. Step 4: Simplify right side
    110,053.53x = 8,408,225,715.60
  5. Step 5: Solve for x
    x = 8,408,225,715.60/110,053.53
  6. Step 6: Final answer
    x = 76,401.24

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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.