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Finding the Fourth Proportional to 92,503.39, 138,670.03 and 33,324.59

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Solution

The fourth proportional to 92,503.39, 138,670.03 and 33,324.59 is: 49,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,503.39 : 138,670.03 = 33,324.59 : x
  2. Step 2: Convert to fraction form
    92,503.39/138,670.03 = 33,324.59/x
  3. Step 3: Cross multiply
    92,503.39x = 138,670.03 × 33,324.59
  4. Step 4: Simplify right side
    92,503.39x = 4,621,121,201.69
  5. Step 5: Solve for x
    x = 4,621,121,201.69/92,503.39
  6. Step 6: Final answer
    x = 49,956.24

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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.