Home / 36,098.86-54,157.42-29,142.09

Finding the Fourth Proportional to 36,098.86, 54,157.42 and 29,142.09

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Solution

The fourth proportional to 36,098.86, 54,157.42 and 29,142.09 is: 43,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,098.86 : 54,157.42 = 29,142.09 : x
  2. Step 2: Convert to fraction form
    36,098.86/54,157.42 = 29,142.09/x
  3. Step 3: Cross multiply
    36,098.86x = 54,157.42 × 29,142.09
  4. Step 4: Simplify right side
    36,098.86x = 1,578,260,407.81
  5. Step 5: Solve for x
    x = 1,578,260,407.81/36,098.86
  6. Step 6: Final answer
    x = 43,720.51

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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.