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Finding the Fourth Proportional to 195.02, 293.07 and 190.16

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Solution

The fourth proportional to 195.02, 293.07 and 190.16 is: 285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.02 : 293.07 = 190.16 : x
  2. Step 2: Convert to fraction form
    195.02/293.07 = 190.16/x
  3. Step 3: Cross multiply
    195.02x = 293.07 × 190.16
  4. Step 4: Simplify right side
    195.02x = 55,730.19
  5. Step 5: Solve for x
    x = 55,730.19/195.02
  6. Step 6: Final answer
    x = 285.77

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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.