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Finding the Fourth Proportional to 273,133.06, 376,893.21 and 165,729.22

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Solution

The fourth proportional to 273,133.06, 376,893.21 and 165,729.22 is: 228,687.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,133.06 : 376,893.21 = 165,729.22 : x
  2. Step 2: Convert to fraction form
    273,133.06/376,893.21 = 165,729.22/x
  3. Step 3: Cross multiply
    273,133.06x = 376,893.21 × 165,729.22
  4. Step 4: Simplify right side
    273,133.06x = 62,462,217,716.60
  5. Step 5: Solve for x
    x = 62,462,217,716.60/273,133.06
  6. Step 6: Final answer
    x = 228,687.87

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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.