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Finding the Fourth Proportional to 227,902.01, 341,867.59 and 87,660.63

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Solution

The fourth proportional to 227,902.01, 341,867.59 and 87,660.63 is: 131,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,902.01 : 341,867.59 = 87,660.63 : x
  2. Step 2: Convert to fraction form
    227,902.01/341,867.59 = 87,660.63/x
  3. Step 3: Cross multiply
    227,902.01x = 341,867.59 × 87,660.63
  4. Step 4: Simplify right side
    227,902.01x = 29,968,328,096.83
  5. Step 5: Solve for x
    x = 29,968,328,096.83/227,902.01
  6. Step 6: Final answer
    x = 131,496.55

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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.