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Finding the Fourth Proportional to 241.11, 332.56 and 152.50

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Solution

The fourth proportional to 241.11, 332.56 and 152.50 is: 210.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.11 : 332.56 = 152.50 : x
  2. Step 2: Convert to fraction form
    241.11/332.56 = 152.50/x
  3. Step 3: Cross multiply
    241.11x = 332.56 × 152.50
  4. Step 4: Simplify right side
    241.11x = 50,715.40
  5. Step 5: Solve for x
    x = 50,715.40/241.11
  6. Step 6: Final answer
    x = 210.34

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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.