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Finding the Fourth Proportional to 175.04, 262.57 and 70.92

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Solution

The fourth proportional to 175.04, 262.57 and 70.92 is: 106.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.04 : 262.57 = 70.92 : x
  2. Step 2: Convert to fraction form
    175.04/262.57 = 70.92/x
  3. Step 3: Cross multiply
    175.04x = 262.57 × 70.92
  4. Step 4: Simplify right side
    175.04x = 18,621.46
  5. Step 5: Solve for x
    x = 18,621.46/175.04
  6. Step 6: Final answer
    x = 106.38

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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.