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Finding the Fourth Proportional to 227,101.52, 340,661.70 and 84,932.55

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Solution

The fourth proportional to 227,101.52, 340,661.70 and 84,932.55 is: 127,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,101.52 : 340,661.70 = 84,932.55 : x
  2. Step 2: Convert to fraction form
    227,101.52/340,661.70 = 84,932.55/x
  3. Step 3: Cross multiply
    227,101.52x = 340,661.70 × 84,932.55
  4. Step 4: Simplify right side
    227,101.52x = 28,933,266,868.34
  5. Step 5: Solve for x
    x = 28,933,266,868.34/227,101.52
  6. Step 6: Final answer
    x = 127,402.35

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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.