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Finding the Fourth Proportional to 175.07, 262.76 and 148.04

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Solution

The fourth proportional to 175.07, 262.76 and 148.04 is: 222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.07 : 262.76 = 148.04 : x
  2. Step 2: Convert to fraction form
    175.07/262.76 = 148.04/x
  3. Step 3: Cross multiply
    175.07x = 262.76 × 148.04
  4. Step 4: Simplify right side
    175.07x = 38,898.99
  5. Step 5: Solve for x
    x = 38,898.99/175.07
  6. Step 6: Final answer
    x = 222.19

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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.