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Finding the Fourth Proportional to 273,730.86, 377,744.85 and 152,874.27

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Solution

The fourth proportional to 273,730.86, 377,744.85 and 152,874.27 is: 210,964.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,730.86 : 377,744.85 = 152,874.27 : x
  2. Step 2: Convert to fraction form
    273,730.86/377,744.85 = 152,874.27/x
  3. Step 3: Cross multiply
    273,730.86x = 377,744.85 × 152,874.27
  4. Step 4: Simplify right side
    273,730.86x = 57,747,468,190.01
  5. Step 5: Solve for x
    x = 57,747,468,190.01/273,730.86
  6. Step 6: Final answer
    x = 210,964.41

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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.