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Finding the Fourth Proportional to 159,410.13, 238,791.87 and 73,900.73

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Solution

The fourth proportional to 159,410.13, 238,791.87 and 73,900.73 is: 110,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,410.13 : 238,791.87 = 73,900.73 : x
  2. Step 2: Convert to fraction form
    159,410.13/238,791.87 = 73,900.73/x
  3. Step 3: Cross multiply
    159,410.13x = 238,791.87 × 73,900.73
  4. Step 4: Simplify right side
    159,410.13x = 17,646,892,317.11
  5. Step 5: Solve for x
    x = 17,646,892,317.11/159,410.13
  6. Step 6: Final answer
    x = 110,701.20

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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.