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Finding the Fourth Proportional to 220,238.46, 330,357.70 and 95,579.46

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Solution

The fourth proportional to 220,238.46, 330,357.70 and 95,579.46 is: 143,369.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,238.46 : 330,357.70 = 95,579.46 : x
  2. Step 2: Convert to fraction form
    220,238.46/330,357.70 = 95,579.46/x
  3. Step 3: Cross multiply
    220,238.46x = 330,357.70 × 95,579.46
  4. Step 4: Simplify right side
    220,238.46x = 31,575,410,572.84
  5. Step 5: Solve for x
    x = 31,575,410,572.84/220,238.46
  6. Step 6: Final answer
    x = 143,369.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.