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Finding the Fourth Proportional to 252,882.69, 379,380.53 and 95,112.51

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Solution

The fourth proportional to 252,882.69, 379,380.53 and 95,112.51 is: 142,690.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,882.69 : 379,380.53 = 95,112.51 : x
  2. Step 2: Convert to fraction form
    252,882.69/379,380.53 = 95,112.51/x
  3. Step 3: Cross multiply
    252,882.69x = 379,380.53 × 95,112.51
  4. Step 4: Simplify right side
    252,882.69x = 36,083,833,977.87
  5. Step 5: Solve for x
    x = 36,083,833,977.87/252,882.69
  6. Step 6: Final answer
    x = 142,690.01

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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.