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Finding the Fourth Proportional to 222,281.01, 306,750.24 and 126,793.35

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Solution

The fourth proportional to 222,281.01, 306,750.24 and 126,793.35 is: 174,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,281.01 : 306,750.24 = 126,793.35 : x
  2. Step 2: Convert to fraction form
    222,281.01/306,750.24 = 126,793.35/x
  3. Step 3: Cross multiply
    222,281.01x = 306,750.24 × 126,793.35
  4. Step 4: Simplify right side
    222,281.01x = 38,893,890,542.90
  5. Step 5: Solve for x
    x = 38,893,890,542.90/222,281.01
  6. Step 6: Final answer
    x = 174,976.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.