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Finding the Fourth Proportional to 190.32, 261.99 and 184.08

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Solution

The fourth proportional to 190.32, 261.99 and 184.08 is: 253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190.32 : 261.99 = 184.08 : x
  2. Step 2: Convert to fraction form
    190.32/261.99 = 184.08/x
  3. Step 3: Cross multiply
    190.32x = 261.99 × 184.08
  4. Step 4: Simplify right side
    190.32x = 48,227.12
  5. Step 5: Solve for x
    x = 48,227.12/190.32
  6. Step 6: Final answer
    x = 253.40

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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.