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Finding the Fourth Proportional to 227,871.27, 341,865.47 and 163,903.11

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Solution

The fourth proportional to 227,871.27, 341,865.47 and 163,903.11 is: 245,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,871.27 : 341,865.47 = 163,903.11 : x
  2. Step 2: Convert to fraction form
    227,871.27/341,865.47 = 163,903.11/x
  3. Step 3: Cross multiply
    227,871.27x = 341,865.47 × 163,903.11
  4. Step 4: Simplify right side
    227,871.27x = 56,032,812,915.10
  5. Step 5: Solve for x
    x = 56,032,812,915.10/227,871.27
  6. Step 6: Final answer
    x = 245,896.79

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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.