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Finding the Fourth Proportional to 176.10, 264.24 and 73.47

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Solution

The fourth proportional to 176.10, 264.24 and 73.47 is: 110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.10 : 264.24 = 73.47 : x
  2. Step 2: Convert to fraction form
    176.10/264.24 = 73.47/x
  3. Step 3: Cross multiply
    176.10x = 264.24 × 73.47
  4. Step 4: Simplify right side
    176.10x = 19,413.71
  5. Step 5: Solve for x
    x = 19,413.71/176.10
  6. Step 6: Final answer
    x = 110.24

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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.