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Finding the Fourth Proportional to 150.02, 225.08 and 73.03

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Solution

The fourth proportional to 150.02, 225.08 and 73.03 is: 109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.02 : 225.08 = 73.03 : x
  2. Step 2: Convert to fraction form
    150.02/225.08 = 73.03/x
  3. Step 3: Cross multiply
    150.02x = 225.08 × 73.03
  4. Step 4: Simplify right side
    150.02x = 16,437.59
  5. Step 5: Solve for x
    x = 16,437.59/150.02
  6. Step 6: Final answer
    x = 109.57

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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.