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Finding the Fourth Proportional to 356.24, 534.32 and 96.26

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Solution

The fourth proportional to 356.24, 534.32 and 96.26 is: 144.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.24 : 534.32 = 96.26 : x
  2. Step 2: Convert to fraction form
    356.24/534.32 = 96.26/x
  3. Step 3: Cross multiply
    356.24x = 534.32 × 96.26
  4. Step 4: Simplify right side
    356.24x = 51,433.16
  5. Step 5: Solve for x
    x = 51,433.16/356.24
  6. Step 6: Final answer
    x = 144.38

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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.