Home / 212,993.35-294,027.37-135,500.85

Finding the Fourth Proportional to 212,993.35, 294,027.37 and 135,500.85

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Solution

The fourth proportional to 212,993.35, 294,027.37 and 135,500.85 is: 187,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,993.35 : 294,027.37 = 135,500.85 : x
  2. Step 2: Convert to fraction form
    212,993.35/294,027.37 = 135,500.85/x
  3. Step 3: Cross multiply
    212,993.35x = 294,027.37 × 135,500.85
  4. Step 4: Simplify right side
    212,993.35x = 39,840,958,219.51
  5. Step 5: Solve for x
    x = 39,840,958,219.51/212,993.35
  6. Step 6: Final answer
    x = 187,052.59

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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.