Home / 179,453.52-269,182.44-76,857.03

Finding the Fourth Proportional to 179,453.52, 269,182.44 and 76,857.03

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Solution

The fourth proportional to 179,453.52, 269,182.44 and 76,857.03 is: 115,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,453.52 : 269,182.44 = 76,857.03 : x
  2. Step 2: Convert to fraction form
    179,453.52/269,182.44 = 76,857.03/x
  3. Step 3: Cross multiply
    179,453.52x = 269,182.44 × 76,857.03
  4. Step 4: Simplify right side
    179,453.52x = 20,688,562,866.55
  5. Step 5: Solve for x
    x = 20,688,562,866.55/179,453.52
  6. Step 6: Final answer
    x = 115,286.47

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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.