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Finding the Fourth Proportional to 205,737.20, 308,022.60 and 182,409.20

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Solution

The fourth proportional to 205,737.20, 308,022.60 and 182,409.20 is: 273,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,737.20 : 308,022.60 = 182,409.20 : x
  2. Step 2: Convert to fraction form
    205,737.20/308,022.60 = 182,409.20/x
  3. Step 3: Cross multiply
    205,737.20x = 308,022.60 × 182,409.20
  4. Step 4: Simplify right side
    205,737.20x = 56,186,156,047.92
  5. Step 5: Solve for x
    x = 56,186,156,047.92/205,737.20
  6. Step 6: Final answer
    x = 273,096.73

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1.5x scale

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.