Home / 92,502.09-138,753.50-33,342.39

Finding the Fourth Proportional to 92,502.09, 138,753.50 and 33,342.39

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Solution

The fourth proportional to 92,502.09, 138,753.50 and 33,342.39 is: 50,013.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,502.09 : 138,753.50 = 33,342.39 : x
  2. Step 2: Convert to fraction form
    92,502.09/138,753.50 = 33,342.39/x
  3. Step 3: Cross multiply
    92,502.09x = 138,753.50 × 33,342.39
  4. Step 4: Simplify right side
    92,502.09x = 4,626,373,144.15
  5. Step 5: Solve for x
    x = 4,626,373,144.15/92,502.09
  6. Step 6: Final answer
    x = 50,013.71

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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.