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Finding the Fourth Proportional to 150.24, 225.32 and 58.91

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Solution

The fourth proportional to 150.24, 225.32 and 58.91 is: 88.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.24 : 225.32 = 58.91 : x
  2. Step 2: Convert to fraction form
    150.24/225.32 = 58.91/x
  3. Step 3: Cross multiply
    150.24x = 225.32 × 58.91
  4. Step 4: Simplify right side
    150.24x = 13,273.60
  5. Step 5: Solve for x
    x = 13,273.60/150.24
  6. Step 6: Final answer
    x = 88.35

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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.