Home / 215,600.68-297,536.52-120,113.20

Finding the Fourth Proportional to 215,600.68, 297,536.52 and 120,113.20

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Solution

The fourth proportional to 215,600.68, 297,536.52 and 120,113.20 is: 165,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,600.68 : 297,536.52 = 120,113.20 : x
  2. Step 2: Convert to fraction form
    215,600.68/297,536.52 = 120,113.20/x
  3. Step 3: Cross multiply
    215,600.68x = 297,536.52 × 120,113.20
  4. Step 4: Simplify right side
    215,600.68x = 35,738,063,534.06
  5. Step 5: Solve for x
    x = 35,738,063,534.06/215,600.68
  6. Step 6: Final answer
    x = 165,760.44

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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.