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Finding the Fourth Proportional to 225.06, 337.59 and 73.06

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Solution

The fourth proportional to 225.06, 337.59 and 73.06 is: 109.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.06 : 337.59 = 73.06 : x
  2. Step 2: Convert to fraction form
    225.06/337.59 = 73.06/x
  3. Step 3: Cross multiply
    225.06x = 337.59 × 73.06
  4. Step 4: Simplify right side
    225.06x = 24,665.44
  5. Step 5: Solve for x
    x = 24,665.44/225.06
  6. Step 6: Final answer
    x = 109.59

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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.