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Finding the Fourth Proportional to 336.02, 504.04 and 92.55

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Solution

The fourth proportional to 336.02, 504.04 and 92.55 is: 138.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.02 : 504.04 = 92.55 : x
  2. Step 2: Convert to fraction form
    336.02/504.04 = 92.55/x
  3. Step 3: Cross multiply
    336.02x = 504.04 × 92.55
  4. Step 4: Simplify right side
    336.02x = 46,647.86
  5. Step 5: Solve for x
    x = 46,647.86/336.02
  6. Step 6: Final answer
    x = 138.82

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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.