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Finding the Fourth Proportional to 224,716.95, 337,076.73 and 74,956.86

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Solution

The fourth proportional to 224,716.95, 337,076.73 and 74,956.86 is: 112,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,716.95 : 337,076.73 = 74,956.86 : x
  2. Step 2: Convert to fraction form
    224,716.95/337,076.73 = 74,956.86/x
  3. Step 3: Cross multiply
    224,716.95x = 337,076.73 × 74,956.86
  4. Step 4: Simplify right side
    224,716.95x = 25,266,213,259.87
  5. Step 5: Solve for x
    x = 25,266,213,259.87/224,716.95
  6. Step 6: Final answer
    x = 112,435.73

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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.