Home / 215,073.28-296,799.48-119,579.14

Finding the Fourth Proportional to 215,073.28, 296,799.48 and 119,579.14

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Solution

The fourth proportional to 215,073.28, 296,799.48 and 119,579.14 is: 165,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,073.28 : 296,799.48 = 119,579.14 : x
  2. Step 2: Convert to fraction form
    215,073.28/296,799.48 = 119,579.14/x
  3. Step 3: Cross multiply
    215,073.28x = 296,799.48 × 119,579.14
  4. Step 4: Simplify right side
    215,073.28x = 35,491,026,570.85
  5. Step 5: Solve for x
    x = 35,491,026,570.85/215,073.28
  6. Step 6: Final answer
    x = 165,018.30

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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.