Home / 131,183.74-196,705.68-51,248.89

Finding the Fourth Proportional to 131,183.74, 196,705.68 and 51,248.89

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Solution

The fourth proportional to 131,183.74, 196,705.68 and 51,248.89 is: 76,846.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,183.74 : 196,705.68 = 51,248.89 : x
  2. Step 2: Convert to fraction form
    131,183.74/196,705.68 = 51,248.89/x
  3. Step 3: Cross multiply
    131,183.74x = 196,705.68 × 51,248.89
  4. Step 4: Simplify right side
    131,183.74x = 10,080,947,756.70
  5. Step 5: Solve for x
    x = 10,080,947,756.70/131,183.74
  6. Step 6: Final answer
    x = 76,846.02

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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.