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Finding the Fourth Proportional to 336.62, 504.94 and 93.15

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Solution

The fourth proportional to 336.62, 504.94 and 93.15 is: 139.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.62 : 504.94 = 93.15 : x
  2. Step 2: Convert to fraction form
    336.62/504.94 = 93.15/x
  3. Step 3: Cross multiply
    336.62x = 504.94 × 93.15
  4. Step 4: Simplify right side
    336.62x = 47,036.52
  5. Step 5: Solve for x
    x = 47,036.52/336.62
  6. Step 6: Final answer
    x = 139.73

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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.