Home / 36,166.40-54,165.36-35,169.86

Finding the Fourth Proportional to 36,166.40, 54,165.36 and 35,169.86

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Solution

The fourth proportional to 36,166.40, 54,165.36 and 35,169.86 is: 52,672.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,166.40 : 54,165.36 = 35,169.86 : x
  2. Step 2: Convert to fraction form
    36,166.40/54,165.36 = 35,169.86/x
  3. Step 3: Cross multiply
    36,166.40x = 54,165.36 × 35,169.86
  4. Step 4: Simplify right side
    36,166.40x = 1,904,988,128.05
  5. Step 5: Solve for x
    x = 1,904,988,128.05/36,166.40
  6. Step 6: Final answer
    x = 52,672.87

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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.