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Finding the Fourth Proportional to 273,776.88, 377,809.87 and 151,268.88

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Solution

The fourth proportional to 273,776.88, 377,809.87 and 151,268.88 is: 208,749.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,776.88 : 377,809.87 = 151,268.88 : x
  2. Step 2: Convert to fraction form
    273,776.88/377,809.87 = 151,268.88/x
  3. Step 3: Cross multiply
    273,776.88x = 377,809.87 × 151,268.88
  4. Step 4: Simplify right side
    273,776.88x = 57,150,875,887.85
  5. Step 5: Solve for x
    x = 57,150,875,887.85/273,776.88
  6. Step 6: Final answer
    x = 208,749.83

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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.