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Finding the Fourth Proportional to 273,699.64, 377,622.97 and 158,956.17

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Solution

The fourth proportional to 273,699.64, 377,622.97 and 158,956.17 is: 219,311.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,699.64 : 377,622.97 = 158,956.17 : x
  2. Step 2: Convert to fraction form
    273,699.64/377,622.97 = 158,956.17/x
  3. Step 3: Cross multiply
    273,699.64x = 377,622.97 × 158,956.17
  4. Step 4: Simplify right side
    273,699.64x = 60,025,499,524.50
  5. Step 5: Solve for x
    x = 60,025,499,524.50/273,699.64
  6. Step 6: Final answer
    x = 219,311.58

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1.5x scale

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.