Home / 131,684.42-197,532.26-51,739.70

Finding the Fourth Proportional to 131,684.42, 197,532.26 and 51,739.70

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Solution

The fourth proportional to 131,684.42, 197,532.26 and 51,739.70 is: 77,611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,684.42 : 197,532.26 = 51,739.70 : x
  2. Step 2: Convert to fraction form
    131,684.42/197,532.26 = 51,739.70/x
  3. Step 3: Cross multiply
    131,684.42x = 197,532.26 × 51,739.70
  4. Step 4: Simplify right side
    131,684.42x = 10,220,258,626.36
  5. Step 5: Solve for x
    x = 10,220,258,626.36/131,684.42
  6. Step 6: Final answer
    x = 77,611.76

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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.