Home / 215,939.32-323,908.98-110,691.16

Finding the Fourth Proportional to 215,939.32, 323,908.98 and 110,691.16

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Solution

The fourth proportional to 215,939.32, 323,908.98 and 110,691.16 is: 166,036.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,939.32 : 323,908.98 = 110,691.16 : x
  2. Step 2: Convert to fraction form
    215,939.32/323,908.98 = 110,691.16/x
  3. Step 3: Cross multiply
    215,939.32x = 323,908.98 × 110,691.16
  4. Step 4: Simplify right side
    215,939.32x = 35,853,860,730.62
  5. Step 5: Solve for x
    x = 35,853,860,730.62/215,939.32
  6. Step 6: Final answer
    x = 166,036.74

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1.5x scale

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.