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Finding the Fourth Proportional to 92,503.14, 138,669.66 and 33,324.34

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Solution

The fourth proportional to 92,503.14, 138,669.66 and 33,324.34 is: 49,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,503.14 : 138,669.66 = 33,324.34 : x
  2. Step 2: Convert to fraction form
    92,503.14/138,669.66 = 33,324.34/x
  3. Step 3: Cross multiply
    92,503.14x = 138,669.66 × 33,324.34
  4. Step 4: Simplify right side
    92,503.14x = 4,621,074,037.55
  5. Step 5: Solve for x
    x = 4,621,074,037.55/92,503.14
  6. Step 6: Final answer
    x = 49,955.86

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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.