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Finding the Fourth Proportional to 227,368.08, 340,760.25 and 108,861.84

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Solution

The fourth proportional to 227,368.08, 340,760.25 and 108,861.84 is: 163,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,368.08 : 340,760.25 = 108,861.84 : x
  2. Step 2: Convert to fraction form
    227,368.08/340,760.25 = 108,861.84/x
  3. Step 3: Cross multiply
    227,368.08x = 340,760.25 × 108,861.84
  4. Step 4: Simplify right side
    227,368.08x = 37,095,787,813.86
  5. Step 5: Solve for x
    x = 37,095,787,813.86/227,368.08
  6. Step 6: Final answer
    x = 163,153.02

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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.