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Finding the Fourth Proportional to 241.23, 332.83 and 152.70

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Solution

The fourth proportional to 241.23, 332.83 and 152.70 is: 210.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.23 : 332.83 = 152.70 : x
  2. Step 2: Convert to fraction form
    241.23/332.83 = 152.70/x
  3. Step 3: Cross multiply
    241.23x = 332.83 × 152.70
  4. Step 4: Simplify right side
    241.23x = 50,823.14
  5. Step 5: Solve for x
    x = 50,823.14/241.23
  6. Step 6: Final answer
    x = 210.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.