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Finding the Fourth Proportional to 335.63, 503.52 and 104.53

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Solution

The fourth proportional to 335.63, 503.52 and 104.53 is: 156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.63 : 503.52 = 104.53 : x
  2. Step 2: Convert to fraction form
    335.63/503.52 = 104.53/x
  3. Step 3: Cross multiply
    335.63x = 503.52 × 104.53
  4. Step 4: Simplify right side
    335.63x = 52,632.95
  5. Step 5: Solve for x
    x = 52,632.95/335.63
  6. Step 6: Final answer
    x = 156.82

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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.