Home / 215,073.53-296,799.83-119,579.39

Finding the Fourth Proportional to 215,073.53, 296,799.83 and 119,579.39

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Solution

The fourth proportional to 215,073.53, 296,799.83 and 119,579.39 is: 165,018.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,073.53 : 296,799.83 = 119,579.39 : x
  2. Step 2: Convert to fraction form
    215,073.53/296,799.83 = 119,579.39/x
  3. Step 3: Cross multiply
    215,073.53x = 296,799.83 × 119,579.39
  4. Step 4: Simplify right side
    215,073.53x = 35,491,142,025.61
  5. Step 5: Solve for x
    x = 35,491,142,025.61/215,073.53
  6. Step 6: Final answer
    x = 165,018.64

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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.