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Finding the Fourth Proportional to 247,360.50, 341,357.67 and 134,183.70

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Solution

The fourth proportional to 247,360.50, 341,357.67 and 134,183.70 is: 185,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,360.50 : 341,357.67 = 134,183.70 : x
  2. Step 2: Convert to fraction form
    247,360.50/341,357.67 = 134,183.70/x
  3. Step 3: Cross multiply
    247,360.50x = 341,357.67 × 134,183.70
  4. Step 4: Simplify right side
    247,360.50x = 45,804,635,183.98
  5. Step 5: Solve for x
    x = 45,804,635,183.98/247,360.50
  6. Step 6: Final answer
    x = 185,173.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.