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Finding the Fourth Proportional to 273,730.74, 377,744.68 and 152,874.15

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Solution

The fourth proportional to 273,730.74, 377,744.68 and 152,874.15 is: 210,964.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,730.74 : 377,744.68 = 152,874.15 : x
  2. Step 2: Convert to fraction form
    273,730.74/377,744.68 = 152,874.15/x
  3. Step 3: Cross multiply
    273,730.74x = 377,744.68 × 152,874.15
  4. Step 4: Simplify right side
    273,730.74x = 57,747,396,872.02
  5. Step 5: Solve for x
    x = 57,747,396,872.02/273,730.74
  6. Step 6: Final answer
    x = 210,964.24

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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.