Home / 180,481.49-248,508.13-160,303.34

Finding the Fourth Proportional to 180,481.49, 248,508.13 and 160,303.34

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Solution

The fourth proportional to 180,481.49, 248,508.13 and 160,303.34 is: 220,724.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,481.49 : 248,508.13 = 160,303.34 : x
  2. Step 2: Convert to fraction form
    180,481.49/248,508.13 = 160,303.34/x
  3. Step 3: Cross multiply
    180,481.49x = 248,508.13 × 160,303.34
  4. Step 4: Simplify right side
    180,481.49x = 39,836,682,976.92
  5. Step 5: Solve for x
    x = 39,836,682,976.92/180,481.49
  6. Step 6: Final answer
    x = 220,724.48

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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.