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Finding the Fourth Proportional to 194.40, 292.57 and 175.53

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Solution

The fourth proportional to 194.40, 292.57 and 175.53 is: 264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.40 : 292.57 = 175.53 : x
  2. Step 2: Convert to fraction form
    194.40/292.57 = 175.53/x
  3. Step 3: Cross multiply
    194.40x = 292.57 × 175.53
  4. Step 4: Simplify right side
    194.40x = 51,354.81
  5. Step 5: Solve for x
    x = 51,354.81/194.40
  6. Step 6: Final answer
    x = 264.17

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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.