Home / 252,816.12-379,334.82-119,791.32

Finding the Fourth Proportional to 252,816.12, 379,334.82 and 119,791.32

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Solution

The fourth proportional to 252,816.12, 379,334.82 and 119,791.32 is: 179,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,816.12 : 379,334.82 = 119,791.32 : x
  2. Step 2: Convert to fraction form
    252,816.12/379,334.82 = 119,791.32/x
  3. Step 3: Cross multiply
    252,816.12x = 379,334.82 × 119,791.32
  4. Step 4: Simplify right side
    252,816.12x = 45,441,018,809.76
  5. Step 5: Solve for x
    x = 45,441,018,809.76/252,816.12
  6. Step 6: Final answer
    x = 179,739.40

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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.