Home / 179,358.04-268,943.65-66,945.82

Finding the Fourth Proportional to 179,358.04, 268,943.65 and 66,945.82

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Solution

The fourth proportional to 179,358.04, 268,943.65 and 66,945.82 is: 100,383.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,358.04 : 268,943.65 = 66,945.82 : x
  2. Step 2: Convert to fraction form
    179,358.04/268,943.65 = 66,945.82/x
  3. Step 3: Cross multiply
    179,358.04x = 268,943.65 × 66,945.82
  4. Step 4: Simplify right side
    179,358.04x = 18,004,652,848.31
  5. Step 5: Solve for x
    x = 18,004,652,848.31/179,358.04
  6. Step 6: Final answer
    x = 100,383.86

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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.