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Finding the Fourth Proportional to 60.56, 83.57 and 35.99

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Solution

The fourth proportional to 60.56, 83.57 and 35.99 is: 49.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.56 : 83.57 = 35.99 : x
  2. Step 2: Convert to fraction form
    60.56/83.57 = 35.99/x
  3. Step 3: Cross multiply
    60.56x = 83.57 × 35.99
  4. Step 4: Simplify right side
    60.56x = 3,007.36
  5. Step 5: Solve for x
    x = 3,007.36/60.56
  6. Step 6: Final answer
    x = 49.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.