Home / 194,212.82-268,018.66-109,332.86

Finding the Fourth Proportional to 194,212.82, 268,018.66 and 109,332.86

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Solution

The fourth proportional to 194,212.82, 268,018.66 and 109,332.86 is: 150,882.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,212.82 : 268,018.66 = 109,332.86 : x
  2. Step 2: Convert to fraction form
    194,212.82/268,018.66 = 109,332.86/x
  3. Step 3: Cross multiply
    194,212.82x = 268,018.66 × 109,332.86
  4. Step 4: Simplify right side
    194,212.82x = 29,303,246,631.17
  5. Step 5: Solve for x
    x = 29,303,246,631.17/194,212.82
  6. Step 6: Final answer
    x = 150,882.14

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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.