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Finding the Fourth Proportional to 150.62, 225.81 and 59.28

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Solution

The fourth proportional to 150.62, 225.81 and 59.28 is: 88.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.62 : 225.81 = 59.28 : x
  2. Step 2: Convert to fraction form
    150.62/225.81 = 59.28/x
  3. Step 3: Cross multiply
    150.62x = 225.81 × 59.28
  4. Step 4: Simplify right side
    150.62x = 13,386.02
  5. Step 5: Solve for x
    x = 13,386.02/150.62
  6. Step 6: Final answer
    x = 88.88

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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.