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Finding the Fourth Proportional to 227,522.94, 341,328.30 and 87,270.63

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Solution

The fourth proportional to 227,522.94, 341,328.30 and 87,270.63 is: 130,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,522.94 : 341,328.30 = 87,270.63 : x
  2. Step 2: Convert to fraction form
    227,522.94/341,328.30 = 87,270.63/x
  3. Step 3: Cross multiply
    227,522.94x = 341,328.30 × 87,270.63
  4. Step 4: Simplify right side
    227,522.94x = 29,787,935,777.83
  5. Step 5: Solve for x
    x = 29,787,935,777.83/227,522.94
  6. Step 6: Final answer
    x = 130,922.78

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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.