Home / 252,716.31-379,132.79-134,501.67

Finding the Fourth Proportional to 252,716.31, 379,132.79 and 134,501.67

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Solution

The fourth proportional to 252,716.31, 379,132.79 and 134,501.67 is: 201,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,716.31 : 379,132.79 = 134,501.67 : x
  2. Step 2: Convert to fraction form
    252,716.31/379,132.79 = 134,501.67/x
  3. Step 3: Cross multiply
    252,716.31x = 379,132.79 × 134,501.67
  4. Step 4: Simplify right side
    252,716.31x = 50,993,992,734.25
  5. Step 5: Solve for x
    x = 50,993,992,734.25/252,716.31
  6. Step 6: Final answer
    x = 201,783.54

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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.