Home / 131,153.58-196,927.20-75,057.03

Finding the Fourth Proportional to 131,153.58, 196,927.20 and 75,057.03

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Solution

The fourth proportional to 131,153.58, 196,927.20 and 75,057.03 is: 112,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,153.58 : 196,927.20 = 75,057.03 : x
  2. Step 2: Convert to fraction form
    131,153.58/196,927.20 = 75,057.03/x
  3. Step 3: Cross multiply
    131,153.58x = 196,927.20 × 75,057.03
  4. Step 4: Simplify right side
    131,153.58x = 14,780,770,758.22
  5. Step 5: Solve for x
    x = 14,780,770,758.22/131,153.58
  6. Step 6: Final answer
    x = 112,698.19

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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.