Home / 252,675.12-379,250.82-185,911.68

Finding the Fourth Proportional to 252,675.12, 379,250.82 and 185,911.68

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Solution

The fourth proportional to 252,675.12, 379,250.82 and 185,911.68 is: 279,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,675.12 : 379,250.82 = 185,911.68 : x
  2. Step 2: Convert to fraction form
    252,675.12/379,250.82 = 185,911.68/x
  3. Step 3: Cross multiply
    252,675.12x = 379,250.82 × 185,911.68
  4. Step 4: Simplify right side
    252,675.12x = 70,507,157,087.58
  5. Step 5: Solve for x
    x = 70,507,157,087.58/252,675.12
  6. Step 6: Final answer
    x = 279,042.74

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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.