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Finding the Fourth Proportional to 175.06, 262.64 and 53.34

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Solution

The fourth proportional to 175.06, 262.64 and 53.34 is: 80.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.06 : 262.64 = 53.34 : x
  2. Step 2: Convert to fraction form
    175.06/262.64 = 53.34/x
  3. Step 3: Cross multiply
    175.06x = 262.64 × 53.34
  4. Step 4: Simplify right side
    175.06x = 14,009.84
  5. Step 5: Solve for x
    x = 14,009.84/175.06
  6. Step 6: Final answer
    x = 80.03

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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.