Home / 181,215.64-271,919.45-131,704.39

Finding the Fourth Proportional to 181,215.64, 271,919.45 and 131,704.39

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Solution

The fourth proportional to 181,215.64, 271,919.45 and 131,704.39 is: 197,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,215.64 : 271,919.45 = 131,704.39 : x
  2. Step 2: Convert to fraction form
    181,215.64/271,919.45 = 131,704.39/x
  3. Step 3: Cross multiply
    181,215.64x = 271,919.45 × 131,704.39
  4. Step 4: Simplify right side
    181,215.64x = 35,812,985,291.39
  5. Step 5: Solve for x
    x = 35,812,985,291.39/181,215.64
  6. Step 6: Final answer
    x = 197,626.35

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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.