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Finding the Fourth Proportional to 222,285.88, 333,261.15 and 72,436.69

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Solution

The fourth proportional to 222,285.88, 333,261.15 and 72,436.69 is: 108,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,285.88 : 333,261.15 = 72,436.69 : x
  2. Step 2: Convert to fraction form
    222,285.88/333,261.15 = 72,436.69/x
  3. Step 3: Cross multiply
    222,285.88x = 333,261.15 × 72,436.69
  4. Step 4: Simplify right side
    222,285.88x = 24,140,335,028.17
  5. Step 5: Solve for x
    x = 24,140,335,028.17/222,285.88
  6. Step 6: Final answer
    x = 108,600.40

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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.