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Finding the Fourth Proportional to 175.02, 262.64 and 93.75

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Solution

The fourth proportional to 175.02, 262.64 and 93.75 is: 140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.02 : 262.64 = 93.75 : x
  2. Step 2: Convert to fraction form
    175.02/262.64 = 93.75/x
  3. Step 3: Cross multiply
    175.02x = 262.64 × 93.75
  4. Step 4: Simplify right side
    175.02x = 24,622.50
  5. Step 5: Solve for x
    x = 24,622.50/175.02
  6. Step 6: Final answer
    x = 140.68

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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.