Home / 131,830.04-197,661.24-111,846.44

Finding the Fourth Proportional to 131,830.04, 197,661.24 and 111,846.44

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Solution

The fourth proportional to 131,830.04, 197,661.24 and 111,846.44 is: 167,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,830.04 : 197,661.24 = 111,846.44 : x
  2. Step 2: Convert to fraction form
    131,830.04/197,661.24 = 111,846.44/x
  3. Step 3: Cross multiply
    131,830.04x = 197,661.24 × 111,846.44
  4. Step 4: Simplify right side
    131,830.04x = 22,107,705,031.68
  5. Step 5: Solve for x
    x = 22,107,705,031.68/131,830.04
  6. Step 6: Final answer
    x = 167,698.54

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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.