Home / 215,537.32-297,450.74-120,044.04

Finding the Fourth Proportional to 215,537.32, 297,450.74 and 120,044.04

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Solution

The fourth proportional to 215,537.32, 297,450.74 and 120,044.04 is: 165,665.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,537.32 : 297,450.74 = 120,044.04 : x
  2. Step 2: Convert to fraction form
    215,537.32/297,450.74 = 120,044.04/x
  3. Step 3: Cross multiply
    215,537.32x = 297,450.74 × 120,044.04
  4. Step 4: Simplify right side
    215,537.32x = 35,707,188,530.59
  5. Step 5: Solve for x
    x = 35,707,188,530.59/215,537.32
  6. Step 6: Final answer
    x = 165,665.92

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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.