Home / 252,732.14-379,180.23-75,240.68

Finding the Fourth Proportional to 252,732.14, 379,180.23 and 75,240.68

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Solution

The fourth proportional to 252,732.14, 379,180.23 and 75,240.68 is: 112,885.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,732.14 : 379,180.23 = 75,240.68 : x
  2. Step 2: Convert to fraction form
    252,732.14/379,180.23 = 75,240.68/x
  3. Step 3: Cross multiply
    252,732.14x = 379,180.23 × 75,240.68
  4. Step 4: Simplify right side
    252,732.14x = 28,529,777,971.55
  5. Step 5: Solve for x
    x = 28,529,777,971.55/252,732.14
  6. Step 6: Final answer
    x = 112,885.44

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1.5x scale

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.