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Finding the Fourth Proportional to 48,493.37, 72,645.49 and 27,369.51

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Solution

The fourth proportional to 48,493.37, 72,645.49 and 27,369.51 is: 41,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,493.37 : 72,645.49 = 27,369.51 : x
  2. Step 2: Convert to fraction form
    48,493.37/72,645.49 = 27,369.51/x
  3. Step 3: Cross multiply
    48,493.37x = 72,645.49 × 27,369.51
  4. Step 4: Simplify right side
    48,493.37x = 1,988,271,635.43
  5. Step 5: Solve for x
    x = 1,988,271,635.43/48,493.37
  6. Step 6: Final answer
    x = 41,000.90

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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.