Home / 311,935.92-467,945.58-109,483.98

Finding the Fourth Proportional to 311,935.92, 467,945.58 and 109,483.98

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Solution

The fourth proportional to 311,935.92, 467,945.58 and 109,483.98 is: 164,240.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,935.92 : 467,945.58 = 109,483.98 : x
  2. Step 2: Convert to fraction form
    311,935.92/467,945.58 = 109,483.98/x
  3. Step 3: Cross multiply
    311,935.92x = 467,945.58 × 109,483.98
  4. Step 4: Simplify right side
    311,935.92x = 51,232,544,521.81
  5. Step 5: Solve for x
    x = 51,232,544,521.81/311,935.92
  6. Step 6: Final answer
    x = 164,240.61

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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.