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Finding the Fourth Proportional to 52,773.08, 79,168.43 and 19,493.22

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Solution

The fourth proportional to 52,773.08, 79,168.43 and 19,493.22 is: 29,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,773.08 : 79,168.43 = 19,493.22 : x
  2. Step 2: Convert to fraction form
    52,773.08/79,168.43 = 19,493.22/x
  3. Step 3: Cross multiply
    52,773.08x = 79,168.43 × 19,493.22
  4. Step 4: Simplify right side
    52,773.08x = 1,543,247,623.04
  5. Step 5: Solve for x
    x = 1,543,247,623.04/52,773.08
  6. Step 6: Final answer
    x = 29,243.08

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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.