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Finding the Fourth Proportional to 373.92, 560.68 and 181.52

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Solution

The fourth proportional to 373.92, 560.68 and 181.52 is: 272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.92 : 560.68 = 181.52 : x
  2. Step 2: Convert to fraction form
    373.92/560.68 = 181.52/x
  3. Step 3: Cross multiply
    373.92x = 560.68 × 181.52
  4. Step 4: Simplify right side
    373.92x = 101,774.63
  5. Step 5: Solve for x
    x = 101,774.63/373.92
  6. Step 6: Final answer
    x = 272.18

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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.