Home / 190,276.56-285,392.16-50,046.12

Finding the Fourth Proportional to 190,276.56, 285,392.16 and 50,046.12

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Solution

The fourth proportional to 190,276.56, 285,392.16 and 50,046.12 is: 75,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,276.56 : 285,392.16 = 50,046.12 : x
  2. Step 2: Convert to fraction form
    190,276.56/285,392.16 = 50,046.12/x
  3. Step 3: Cross multiply
    190,276.56x = 285,392.16 × 50,046.12
  4. Step 4: Simplify right side
    190,276.56x = 14,282,770,286.42
  5. Step 5: Solve for x
    x = 14,282,770,286.42/190,276.56
  6. Step 6: Final answer
    x = 75,063.21

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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.