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Finding the Fourth Proportional to 215,241.96, 297,037.88 and 119,757.56

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Solution

The fourth proportional to 215,241.96, 297,037.88 and 119,757.56 is: 165,267.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,241.96 : 297,037.88 = 119,757.56 : x
  2. Step 2: Convert to fraction form
    215,241.96/297,037.88 = 119,757.56/x
  3. Step 3: Cross multiply
    215,241.96x = 297,037.88 × 119,757.56
  4. Step 4: Simplify right side
    215,241.96x = 35,572,531,736.37
  5. Step 5: Solve for x
    x = 35,572,531,736.37/215,241.96
  6. Step 6: Final answer
    x = 165,267.64

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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.