Home / 215,226.24-297,007.76-119,730.88

Finding the Fourth Proportional to 215,226.24, 297,007.76 and 119,730.88

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Solution

The fourth proportional to 215,226.24, 297,007.76 and 119,730.88 is: 165,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,226.24 : 297,007.76 = 119,730.88 : x
  2. Step 2: Convert to fraction form
    215,226.24/297,007.76 = 119,730.88/x
  3. Step 3: Cross multiply
    215,226.24x = 297,007.76 × 119,730.88
  4. Step 4: Simplify right side
    215,226.24x = 35,561,000,471.63
  5. Step 5: Solve for x
    x = 35,561,000,471.63/215,226.24
  6. Step 6: Final answer
    x = 165,226.14

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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.