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Finding the Fourth Proportional to 89,162.63, 133,649.67 and 32,966.65

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Solution

The fourth proportional to 89,162.63, 133,649.67 and 32,966.65 is: 49,415.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,162.63 : 133,649.67 = 32,966.65 : x
  2. Step 2: Convert to fraction form
    89,162.63/133,649.67 = 32,966.65/x
  3. Step 3: Cross multiply
    89,162.63x = 133,649.67 × 32,966.65
  4. Step 4: Simplify right side
    89,162.63x = 4,405,981,683.01
  5. Step 5: Solve for x
    x = 4,405,981,683.01/89,162.63
  6. Step 6: Final answer
    x = 49,415.12

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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.