Home / 131,786.18-197,698.58-41,798.87

Finding the Fourth Proportional to 131,786.18, 197,698.58 and 41,798.87

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Solution

The fourth proportional to 131,786.18, 197,698.58 and 41,798.87 is: 62,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,786.18 : 197,698.58 = 41,798.87 : x
  2. Step 2: Convert to fraction form
    131,786.18/197,698.58 = 41,798.87/x
  3. Step 3: Cross multiply
    131,786.18x = 197,698.58 × 41,798.87
  4. Step 4: Simplify right side
    131,786.18x = 8,263,576,047.12
  5. Step 5: Solve for x
    x = 8,263,576,047.12/131,786.18
  6. Step 6: Final answer
    x = 62,704.42

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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.