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Finding the Fourth Proportional to 215,059.96, 296,765.86 and 119,560.84

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Solution

The fourth proportional to 215,059.96, 296,765.86 and 119,560.84 is: 164,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,059.96 : 296,765.86 = 119,560.84 : x
  2. Step 2: Convert to fraction form
    215,059.96/296,765.86 = 119,560.84/x
  3. Step 3: Cross multiply
    215,059.96x = 296,765.86 × 119,560.84
  4. Step 4: Simplify right side
    215,059.96x = 35,481,575,504.92
  5. Step 5: Solve for x
    x = 35,481,575,504.92/215,059.96
  6. Step 6: Final answer
    x = 164,984.57

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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.