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Finding the Fourth Proportional to 353.62, 530.17 and 110.01

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Solution

The fourth proportional to 353.62, 530.17 and 110.01 is: 164.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    353.62 : 530.17 = 110.01 : x
  2. Step 2: Convert to fraction form
    353.62/530.17 = 110.01/x
  3. Step 3: Cross multiply
    353.62x = 530.17 × 110.01
  4. Step 4: Simplify right side
    353.62x = 58,324.00
  5. Step 5: Solve for x
    x = 58,324.00/353.62
  6. Step 6: Final answer
    x = 164.93

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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.