Home / 131,229.90-196,845.26-36,465.27

Finding the Fourth Proportional to 131,229.90, 196,845.26 and 36,465.27

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Solution

The fourth proportional to 131,229.90, 196,845.26 and 36,465.27 is: 54,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,229.90 : 196,845.26 = 36,465.27 : x
  2. Step 2: Convert to fraction form
    131,229.90/196,845.26 = 36,465.27/x
  3. Step 3: Cross multiply
    131,229.90x = 196,845.26 × 36,465.27
  4. Step 4: Simplify right side
    131,229.90x = 7,178,015,371.79
  5. Step 5: Solve for x
    x = 7,178,015,371.79/131,229.90
  6. Step 6: Final answer
    x = 54,698.02

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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.