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Finding the Fourth Proportional to 111,052.53, 166,652.55 and 51,892.77

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Solution

The fourth proportional to 111,052.53, 166,652.55 and 51,892.77 is: 77,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,052.53 : 166,652.55 = 51,892.77 : x
  2. Step 2: Convert to fraction form
    111,052.53/166,652.55 = 51,892.77/x
  3. Step 3: Cross multiply
    111,052.53x = 166,652.55 × 51,892.77
  4. Step 4: Simplify right side
    111,052.53x = 8,648,062,447.06
  5. Step 5: Solve for x
    x = 8,648,062,447.06/111,052.53
  6. Step 6: Final answer
    x = 77,873.62

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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.