Home / 52,971.11-73,082.28-29,997.78

Finding the Fourth Proportional to 52,971.11, 73,082.28 and 29,997.78

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Solution

The fourth proportional to 52,971.11, 73,082.28 and 29,997.78 is: 41,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,971.11 : 73,082.28 = 29,997.78 : x
  2. Step 2: Convert to fraction form
    52,971.11/73,082.28 = 29,997.78/x
  3. Step 3: Cross multiply
    52,971.11x = 73,082.28 × 29,997.78
  4. Step 4: Simplify right side
    52,971.11x = 2,192,306,157.34
  5. Step 5: Solve for x
    x = 2,192,306,157.34/52,971.11
  6. Step 6: Final answer
    x = 41,386.83

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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.