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Finding the Fourth Proportional to 222,127.72, 333,191.28 and 72,367.72

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Solution

The fourth proportional to 222,127.72, 333,191.28 and 72,367.72 is: 108,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,127.72 : 333,191.28 = 72,367.72 : x
  2. Step 2: Convert to fraction form
    222,127.72/333,191.28 = 72,367.72/x
  3. Step 3: Cross multiply
    222,127.72x = 333,191.28 × 72,367.72
  4. Step 4: Simplify right side
    222,127.72x = 24,112,293,257.48
  5. Step 5: Solve for x
    x = 24,112,293,257.48/222,127.72
  6. Step 6: Final answer
    x = 108,551.48

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1.5x scale

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.