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Finding the Fourth Proportional to 119,489.22, 179,263.05 and 36,383.22

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Solution

The fourth proportional to 119,489.22, 179,263.05 and 36,383.22 is: 54,583.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,489.22 : 179,263.05 = 36,383.22 : x
  2. Step 2: Convert to fraction form
    119,489.22/179,263.05 = 36,383.22/x
  3. Step 3: Cross multiply
    119,489.22x = 179,263.05 × 36,383.22
  4. Step 4: Simplify right side
    119,489.22x = 6,522,166,986.02
  5. Step 5: Solve for x
    x = 6,522,166,986.02/119,489.22
  6. Step 6: Final answer
    x = 54,583.73

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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.