Home / 215,966.63-323,949.98-110,718.47

Finding the Fourth Proportional to 215,966.63, 323,949.98 and 110,718.47

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Solution

The fourth proportional to 215,966.63, 323,949.98 and 110,718.47 is: 166,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,966.63 : 323,949.98 = 110,718.47 : x
  2. Step 2: Convert to fraction form
    215,966.63/323,949.98 = 110,718.47/x
  3. Step 3: Cross multiply
    215,966.63x = 323,949.98 × 110,718.47
  4. Step 4: Simplify right side
    215,966.63x = 35,867,247,228.80
  5. Step 5: Solve for x
    x = 35,867,247,228.80/215,966.63
  6. Step 6: Final answer
    x = 166,077.73

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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.