Home / 252,850.08-379,148.13-84,310.74

Finding the Fourth Proportional to 252,850.08, 379,148.13 and 84,310.74

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Solution

The fourth proportional to 252,850.08, 379,148.13 and 84,310.74 is: 126,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,850.08 : 379,148.13 = 84,310.74 : x
  2. Step 2: Convert to fraction form
    252,850.08/379,148.13 = 84,310.74/x
  3. Step 3: Cross multiply
    252,850.08x = 379,148.13 × 84,310.74
  4. Step 4: Simplify right side
    252,850.08x = 31,966,259,409.92
  5. Step 5: Solve for x
    x = 31,966,259,409.92/252,850.08
  6. Step 6: Final answer
    x = 126,423.77

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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.