Home / 179,180.15-247,141.17-148,456.31

Finding the Fourth Proportional to 179,180.15, 247,141.17 and 148,456.31

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Solution

The fourth proportional to 179,180.15, 247,141.17 and 148,456.31 is: 204,764.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,180.15 : 247,141.17 = 148,456.31 : x
  2. Step 2: Convert to fraction form
    179,180.15/247,141.17 = 148,456.31/x
  3. Step 3: Cross multiply
    179,180.15x = 247,141.17 × 148,456.31
  4. Step 4: Simplify right side
    179,180.15x = 36,689,664,911.58
  5. Step 5: Solve for x
    x = 36,689,664,911.58/179,180.15
  6. Step 6: Final answer
    x = 204,764.12

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1.5x scale

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.