Home / 131,342.27-197,093.07-52,449.89

Finding the Fourth Proportional to 131,342.27, 197,093.07 and 52,449.89

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Solution

The fourth proportional to 131,342.27, 197,093.07 and 52,449.89 is: 78,706.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,342.27 : 197,093.07 = 52,449.89 : x
  2. Step 2: Convert to fraction form
    131,342.27/197,093.07 = 52,449.89/x
  3. Step 3: Cross multiply
    131,342.27x = 197,093.07 × 52,449.89
  4. Step 4: Simplify right side
    131,342.27x = 10,337,508,855.80
  5. Step 5: Solve for x
    x = 10,337,508,855.80/131,342.27
  6. Step 6: Final answer
    x = 78,706.64

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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.