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Finding the Fourth Proportional to 180.33, 270.36 and 88.98

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Solution

The fourth proportional to 180.33, 270.36 and 88.98 is: 133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180.33 : 270.36 = 88.98 : x
  2. Step 2: Convert to fraction form
    180.33/270.36 = 88.98/x
  3. Step 3: Cross multiply
    180.33x = 270.36 × 88.98
  4. Step 4: Simplify right side
    180.33x = 24,056.63
  5. Step 5: Solve for x
    x = 24,056.63/180.33
  6. Step 6: Final answer
    x = 133.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.