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Finding the Fourth Proportional to 241.19, 332.85 and 130.67

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Solution

The fourth proportional to 241.19, 332.85 and 130.67 is: 180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.19 : 332.85 = 130.67 : x
  2. Step 2: Convert to fraction form
    241.19/332.85 = 130.67/x
  3. Step 3: Cross multiply
    241.19x = 332.85 × 130.67
  4. Step 4: Simplify right side
    241.19x = 43,492.48
  5. Step 5: Solve for x
    x = 43,492.48/241.19
  6. Step 6: Final answer
    x = 180.32

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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.