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Finding the Fourth Proportional to 182,408.60, 273,612.90 and 164,693.90

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Solution

The fourth proportional to 182,408.60, 273,612.90 and 164,693.90 is: 247,040.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,408.60 : 273,612.90 = 164,693.90 : x
  2. Step 2: Convert to fraction form
    182,408.60/273,612.90 = 164,693.90/x
  3. Step 3: Cross multiply
    182,408.60x = 273,612.90 × 164,693.90
  4. Step 4: Simplify right side
    182,408.60x = 45,062,375,591.31
  5. Step 5: Solve for x
    x = 45,062,375,591.31/182,408.60
  6. Step 6: Final answer
    x = 247,040.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.