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Finding the Fourth Proportional to 273,301.76, 377,157.01 and 152,439.94

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Solution

The fourth proportional to 273,301.76, 377,157.01 and 152,439.94 is: 210,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,301.76 : 377,157.01 = 152,439.94 : x
  2. Step 2: Convert to fraction form
    273,301.76/377,157.01 = 152,439.94/x
  3. Step 3: Cross multiply
    273,301.76x = 377,157.01 × 152,439.94
  4. Step 4: Simplify right side
    273,301.76x = 57,493,790,650.99
  5. Step 5: Solve for x
    x = 57,493,790,650.99/273,301.76
  6. Step 6: Final answer
    x = 210,367.43

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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.