Home / 50,156.52-75,234.10-12,205.96

Finding the Fourth Proportional to 50,156.52, 75,234.10 and 12,205.96

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Solution

The fourth proportional to 50,156.52, 75,234.10 and 12,205.96 is: 18,308.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,156.52 : 75,234.10 = 12,205.96 : x
  2. Step 2: Convert to fraction form
    50,156.52/75,234.10 = 12,205.96/x
  3. Step 3: Cross multiply
    50,156.52x = 75,234.10 × 12,205.96
  4. Step 4: Simplify right side
    50,156.52x = 918,304,415.24
  5. Step 5: Solve for x
    x = 918,304,415.24/50,156.52
  6. Step 6: Final answer
    x = 18,308.77

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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.