Home / 179,919.59-247,960.10-119,383.43

Finding the Fourth Proportional to 179,919.59, 247,960.10 and 119,383.43

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Solution

The fourth proportional to 179,919.59, 247,960.10 and 119,383.43 is: 164,530.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,919.59 : 247,960.10 = 119,383.43 : x
  2. Step 2: Convert to fraction form
    179,919.59/247,960.10 = 119,383.43/x
  3. Step 3: Cross multiply
    179,919.59x = 247,960.10 × 119,383.43
  4. Step 4: Simplify right side
    179,919.59x = 29,602,326,299.80
  5. Step 5: Solve for x
    x = 29,602,326,299.80/179,919.59
  6. Step 6: Final answer
    x = 164,530.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.