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Finding the Fourth Proportional to 79,609.68, 119,429.10 and 32,837.04

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Solution

The fourth proportional to 79,609.68, 119,429.10 and 32,837.04 is: 49,261.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,609.68 : 119,429.10 = 32,837.04 : x
  2. Step 2: Convert to fraction form
    79,609.68/119,429.10 = 32,837.04/x
  3. Step 3: Cross multiply
    79,609.68x = 119,429.10 × 32,837.04
  4. Step 4: Simplify right side
    79,609.68x = 3,921,698,133.86
  5. Step 5: Solve for x
    x = 3,921,698,133.86/79,609.68
  6. Step 6: Final answer
    x = 49,261.57

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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.