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Finding the Fourth Proportional to 222,517.47, 333,796.73 and 72,758.53

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Solution

The fourth proportional to 222,517.47, 333,796.73 and 72,758.53 is: 109,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,517.47 : 333,796.73 = 72,758.53 : x
  2. Step 2: Convert to fraction form
    222,517.47/333,796.73 = 72,758.53/x
  3. Step 3: Cross multiply
    222,517.47x = 333,796.73 × 72,758.53
  4. Step 4: Simplify right side
    222,517.47x = 24,286,559,393.61
  5. Step 5: Solve for x
    x = 24,286,559,393.61/222,517.47
  6. Step 6: Final answer
    x = 109,144.51

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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.