Home / 215,449.62-297,315.20-119,954.27

Finding the Fourth Proportional to 215,449.62, 297,315.20 and 119,954.27

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Solution

The fourth proportional to 215,449.62, 297,315.20 and 119,954.27 is: 165,533.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,449.62 : 297,315.20 = 119,954.27 : x
  2. Step 2: Convert to fraction form
    215,449.62/297,315.20 = 119,954.27/x
  3. Step 3: Cross multiply
    215,449.62x = 297,315.20 × 119,954.27
  4. Step 4: Simplify right side
    215,449.62x = 35,664,225,689.56
  5. Step 5: Solve for x
    x = 35,664,225,689.56/215,449.62
  6. Step 6: Final answer
    x = 165,533.95

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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.