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Finding the Fourth Proportional to 176.15, 264.15 and 60.57

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Solution

The fourth proportional to 176.15, 264.15 and 60.57 is: 90.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.15 : 264.15 = 60.57 : x
  2. Step 2: Convert to fraction form
    176.15/264.15 = 60.57/x
  3. Step 3: Cross multiply
    176.15x = 264.15 × 60.57
  4. Step 4: Simplify right side
    176.15x = 15,999.26
  5. Step 5: Solve for x
    x = 15,999.26/176.15
  6. Step 6: Final answer
    x = 90.83

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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.