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Finding the Fourth Proportional to 273,797.34, 377,829.27 and 152,936.70

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Solution

The fourth proportional to 273,797.34, 377,829.27 and 152,936.70 is: 211,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,797.34 : 377,829.27 = 152,936.70 : x
  2. Step 2: Convert to fraction form
    273,797.34/377,829.27 = 152,936.70/x
  3. Step 3: Cross multiply
    273,797.34x = 377,829.27 × 152,936.70
  4. Step 4: Simplify right side
    273,797.34x = 57,783,961,717.21
  5. Step 5: Solve for x
    x = 57,783,961,717.21/273,797.34
  6. Step 6: Final answer
    x = 211,046.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.