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Finding the Fourth Proportional to 89,169.22, 133,659.48 and 32,973.22

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Solution

The fourth proportional to 89,169.22, 133,659.48 and 32,973.22 is: 49,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,169.22 : 133,659.48 = 32,973.22 : x
  2. Step 2: Convert to fraction form
    89,169.22/133,659.48 = 32,973.22/x
  3. Step 3: Cross multiply
    89,169.22x = 133,659.48 × 32,973.22
  4. Step 4: Simplify right side
    89,169.22x = 4,407,183,439.13
  5. Step 5: Solve for x
    x = 4,407,183,439.13/89,169.22
  6. Step 6: Final answer
    x = 49,424.94

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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.