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Finding the Fourth Proportional to 335.01, 502.59 and 103.94

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Solution

The fourth proportional to 335.01, 502.59 and 103.94 is: 155.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.01 : 502.59 = 103.94 : x
  2. Step 2: Convert to fraction form
    335.01/502.59 = 103.94/x
  3. Step 3: Cross multiply
    335.01x = 502.59 × 103.94
  4. Step 4: Simplify right side
    335.01x = 52,236.69
  5. Step 5: Solve for x
    x = 52,236.69/335.01
  6. Step 6: Final answer
    x = 155.93

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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.