Home / 207,610.49-311,173.78-95,302.58

Finding the Fourth Proportional to 207,610.49, 311,173.78 and 95,302.58

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Solution

The fourth proportional to 207,610.49, 311,173.78 and 95,302.58 is: 142,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,610.49 : 311,173.78 = 95,302.58 : x
  2. Step 2: Convert to fraction form
    207,610.49/311,173.78 = 95,302.58/x
  3. Step 3: Cross multiply
    207,610.49x = 311,173.78 × 95,302.58
  4. Step 4: Simplify right side
    207,610.49x = 29,655,664,062.35
  5. Step 5: Solve for x
    x = 29,655,664,062.35/207,610.49
  6. Step 6: Final answer
    x = 142,842.80

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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.