Home / 207,934.58-311,921.52-58,174.90

Finding the Fourth Proportional to 207,934.58, 311,921.52 and 58,174.90

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Solution

The fourth proportional to 207,934.58, 311,921.52 and 58,174.90 is: 87,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,934.58 : 311,921.52 = 58,174.90 : x
  2. Step 2: Convert to fraction form
    207,934.58/311,921.52 = 58,174.90/x
  3. Step 3: Cross multiply
    207,934.58x = 311,921.52 × 58,174.90
  4. Step 4: Simplify right side
    207,934.58x = 18,146,002,235.89
  5. Step 5: Solve for x
    x = 18,146,002,235.89/207,934.58
  6. Step 6: Final answer
    x = 87,267.84

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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.