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Finding the Fourth Proportional to 119,739.81, 179,610.42 and 35,500.71

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Solution

The fourth proportional to 119,739.81, 179,610.42 and 35,500.71 is: 53,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,739.81 : 179,610.42 = 35,500.71 : x
  2. Step 2: Convert to fraction form
    119,739.81/179,610.42 = 35,500.71/x
  3. Step 3: Cross multiply
    119,739.81x = 179,610.42 × 35,500.71
  4. Step 4: Simplify right side
    119,739.81x = 6,376,297,229.76
  5. Step 5: Solve for x
    x = 6,376,297,229.76/119,739.81
  6. Step 6: Final answer
    x = 53,251.27

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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.