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Finding the Fourth Proportional to 273,311.54, 377,170.50 and 152,449.72

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Solution

The fourth proportional to 273,311.54, 377,170.50 and 152,449.72 is: 210,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,311.54 : 377,170.50 = 152,449.72 : x
  2. Step 2: Convert to fraction form
    273,311.54/377,170.50 = 152,449.72/x
  3. Step 3: Cross multiply
    273,311.54x = 377,170.50 × 152,449.72
  4. Step 4: Simplify right side
    273,311.54x = 57,499,537,117.26
  5. Step 5: Solve for x
    x = 57,499,537,117.26/273,311.54
  6. Step 6: Final answer
    x = 210,380.93

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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.