Home / 215,542.56-297,447.92-120,043.52

Finding the Fourth Proportional to 215,542.56, 297,447.92 and 120,043.52

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Solution

The fourth proportional to 215,542.56, 297,447.92 and 120,043.52 is: 165,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,542.56 : 297,447.92 = 120,043.52 : x
  2. Step 2: Convert to fraction form
    215,542.56/297,447.92 = 120,043.52/x
  3. Step 3: Cross multiply
    215,542.56x = 297,447.92 × 120,043.52
  4. Step 4: Simplify right side
    215,542.56x = 35,706,695,333.48
  5. Step 5: Solve for x
    x = 35,706,695,333.48/215,542.56
  6. Step 6: Final answer
    x = 165,659.60

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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.