Home / 215,826.33-297,858.09-119,049.15

Finding the Fourth Proportional to 215,826.33, 297,858.09 and 119,049.15

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Solution

The fourth proportional to 215,826.33, 297,858.09 and 119,049.15 is: 164,297.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,826.33 : 297,858.09 = 119,049.15 : x
  2. Step 2: Convert to fraction form
    215,826.33/297,858.09 = 119,049.15/x
  3. Step 3: Cross multiply
    215,826.33x = 297,858.09 × 119,049.15
  4. Step 4: Simplify right side
    215,826.33x = 35,459,752,435.12
  5. Step 5: Solve for x
    x = 35,459,752,435.12/215,826.33
  6. Step 6: Final answer
    x = 164,297.62

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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.