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Finding the Fourth Proportional to 181.35, 271.95 and 59.59

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Solution

The fourth proportional to 181.35, 271.95 and 59.59 is: 89.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.35 : 271.95 = 59.59 : x
  2. Step 2: Convert to fraction form
    181.35/271.95 = 59.59/x
  3. Step 3: Cross multiply
    181.35x = 271.95 × 59.59
  4. Step 4: Simplify right side
    181.35x = 16,205.50
  5. Step 5: Solve for x
    x = 16,205.50/181.35
  6. Step 6: Final answer
    x = 89.36

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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.