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Finding the Fourth Proportional to 64,892.84, 89,553.42 and 36,593

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Solution

The fourth proportional to 64,892.84, 89,553.42 and 36,593 is: 50,499.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,892.84 : 89,553.42 = 36,593 : x
  2. Step 2: Convert to fraction form
    64,892.84/89,553.42 = 36,593/x
  3. Step 3: Cross multiply
    64,892.84x = 89,553.42 × 36,593
  4. Step 4: Simplify right side
    64,892.84x = 3,277,028,298.06
  5. Step 5: Solve for x
    x = 3,277,028,298.06/64,892.84
  6. Step 6: Final answer
    x = 50,499.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.