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Finding the Fourth Proportional to 160.00, 240.04 and 51.80

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Solution

The fourth proportional to 160.00, 240.04 and 51.80 is: 77.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.00 : 240.04 = 51.80 : x
  2. Step 2: Convert to fraction form
    160.00/240.04 = 51.80/x
  3. Step 3: Cross multiply
    160.00x = 240.04 × 51.80
  4. Step 4: Simplify right side
    160.00x = 12,432.87
  5. Step 5: Solve for x
    x = 12,432.87/160.00
  6. Step 6: Final answer
    x = 77.71

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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.