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Finding the Fourth Proportional to 175.07, 262.61 and 46.82

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Solution

The fourth proportional to 175.07, 262.61 and 46.82 is: 70.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.07 : 262.61 = 46.82 : x
  2. Step 2: Convert to fraction form
    175.07/262.61 = 46.82/x
  3. Step 3: Cross multiply
    175.07x = 262.61 × 46.82
  4. Step 4: Simplify right side
    175.07x = 12,295.40
  5. Step 5: Solve for x
    x = 12,295.40/175.07
  6. Step 6: Final answer
    x = 70.23

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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.