Home / 215,587.16-297,519.48-120,093.92

Finding the Fourth Proportional to 215,587.16, 297,519.48 and 120,093.92

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Solution

The fourth proportional to 215,587.16, 297,519.48 and 120,093.92 is: 165,734.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,587.16 : 297,519.48 = 120,093.92 : x
  2. Step 2: Convert to fraction form
    215,587.16/297,519.48 = 120,093.92/x
  3. Step 3: Cross multiply
    215,587.16x = 297,519.48 × 120,093.92
  4. Step 4: Simplify right side
    215,587.16x = 35,730,280,629.56
  5. Step 5: Solve for x
    x = 35,730,280,629.56/215,587.16
  6. Step 6: Final answer
    x = 165,734.73

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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.