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Finding the Fourth Proportional to 62.56, 93.74 and 35.52

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Solution

The fourth proportional to 62.56, 93.74 and 35.52 is: 53.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.56 : 93.74 = 35.52 : x
  2. Step 2: Convert to fraction form
    62.56/93.74 = 35.52/x
  3. Step 3: Cross multiply
    62.56x = 93.74 × 35.52
  4. Step 4: Simplify right side
    62.56x = 3,329.64
  5. Step 5: Solve for x
    x = 3,329.64/62.56
  6. Step 6: Final answer
    x = 53.22

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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.