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Finding the Fourth Proportional to 222,432.75, 333,650.75 and 56,220.75

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Solution

The fourth proportional to 222,432.75, 333,650.75 and 56,220.75 is: 84,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,432.75 : 333,650.75 = 56,220.75 : x
  2. Step 2: Convert to fraction form
    222,432.75/333,650.75 = 56,220.75/x
  3. Step 3: Cross multiply
    222,432.75x = 333,650.75 × 56,220.75
  4. Step 4: Simplify right side
    222,432.75x = 18,758,095,121.96
  5. Step 5: Solve for x
    x = 18,758,095,121.96/222,432.75
  6. Step 6: Final answer
    x = 84,331.53

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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.