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Finding the Fourth Proportional to 349.57, 524.24 and 106.03

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Solution

The fourth proportional to 349.57, 524.24 and 106.03 is: 159.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.57 : 524.24 = 106.03 : x
  2. Step 2: Convert to fraction form
    349.57/524.24 = 106.03/x
  3. Step 3: Cross multiply
    349.57x = 524.24 × 106.03
  4. Step 4: Simplify right side
    349.57x = 55,582.02
  5. Step 5: Solve for x
    x = 55,582.02/349.57
  6. Step 6: Final answer
    x = 159.00

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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.