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Finding the Fourth Proportional to 124,339, 186,586.22 and 50,467

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Solution

The fourth proportional to 124,339, 186,586.22 and 50,467 is: 75,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,339 : 186,586.22 = 50,467 : x
  2. Step 2: Convert to fraction form
    124,339/186,586.22 = 50,467/x
  3. Step 3: Cross multiply
    124,339x = 186,586.22 × 50,467
  4. Step 4: Simplify right side
    124,339x = 9,416,446,764.74
  5. Step 5: Solve for x
    x = 9,416,446,764.74/124,339
  6. Step 6: Final answer
    x = 75,732.05

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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.