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Finding the Fourth Proportional to 273,823.43, 377,874.52 and 152,963.64

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Solution

The fourth proportional to 273,823.43, 377,874.52 and 152,963.64 is: 211,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,823.43 : 377,874.52 = 152,963.64 : x
  2. Step 2: Convert to fraction form
    273,823.43/377,874.52 = 152,963.64/x
  3. Step 3: Cross multiply
    273,823.43x = 377,874.52 × 152,963.64
  4. Step 4: Simplify right side
    273,823.43x = 57,801,061,660.04
  5. Step 5: Solve for x
    x = 57,801,061,660.04/273,823.43
  6. Step 6: Final answer
    x = 211,088.81

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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.