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Finding the Fourth Proportional to 176.29, 264.02 and 148.95

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Solution

The fourth proportional to 176.29, 264.02 and 148.95 is: 223.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.29 : 264.02 = 148.95 : x
  2. Step 2: Convert to fraction form
    176.29/264.02 = 148.95/x
  3. Step 3: Cross multiply
    176.29x = 264.02 × 148.95
  4. Step 4: Simplify right side
    176.29x = 39,325.78
  5. Step 5: Solve for x
    x = 39,325.78/176.29
  6. Step 6: Final answer
    x = 223.07

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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.