Home / 207,757.58-311,390.28-95,343.04

Finding the Fourth Proportional to 207,757.58, 311,390.28 and 95,343.04

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Solution

The fourth proportional to 207,757.58, 311,390.28 and 95,343.04 is: 142,901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,757.58 : 311,390.28 = 95,343.04 : x
  2. Step 2: Convert to fraction form
    207,757.58/311,390.28 = 95,343.04/x
  3. Step 3: Cross multiply
    207,757.58x = 311,390.28 × 95,343.04
  4. Step 4: Simplify right side
    207,757.58x = 29,688,895,921.65
  5. Step 5: Solve for x
    x = 29,688,895,921.65/207,757.58
  6. Step 6: Final answer
    x = 142,901.63

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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.