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Finding the Fourth Proportional to 162,469.66, 243,610.68 and 50,119.71

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Solution

The fourth proportional to 162,469.66, 243,610.68 and 50,119.71 is: 75,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,469.66 : 243,610.68 = 50,119.71 : x
  2. Step 2: Convert to fraction form
    162,469.66/243,610.68 = 50,119.71/x
  3. Step 3: Cross multiply
    162,469.66x = 243,610.68 × 50,119.71
  4. Step 4: Simplify right side
    162,469.66x = 12,209,696,634.50
  5. Step 5: Solve for x
    x = 12,209,696,634.50/162,469.66
  6. Step 6: Final answer
    x = 75,150.63

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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.