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Finding the Fourth Proportional to 84,593.34, 126,889.83 and 34,673.49

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Solution

The fourth proportional to 84,593.34, 126,889.83 and 34,673.49 is: 52,010.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,593.34 : 126,889.83 = 34,673.49 : x
  2. Step 2: Convert to fraction form
    84,593.34/126,889.83 = 34,673.49/x
  3. Step 3: Cross multiply
    84,593.34x = 126,889.83 × 34,673.49
  4. Step 4: Simplify right side
    84,593.34x = 4,399,713,251.61
  5. Step 5: Solve for x
    x = 4,399,713,251.61/84,593.34
  6. Step 6: Final answer
    x = 52,010.16

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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.