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Finding the Fourth Proportional to 152.67, 229.00 and 49.94

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Solution

The fourth proportional to 152.67, 229.00 and 49.94 is: 74.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152.67 : 229.00 = 49.94 : x
  2. Step 2: Convert to fraction form
    152.67/229.00 = 49.94/x
  3. Step 3: Cross multiply
    152.67x = 229.00 × 49.94
  4. Step 4: Simplify right side
    152.67x = 11,437.42
  5. Step 5: Solve for x
    x = 11,437.42/152.67
  6. Step 6: Final answer
    x = 74.91

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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.