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Finding the Fourth Proportional to 62.32, 93.52 and 30.26

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Solution

The fourth proportional to 62.32, 93.52 and 30.26 is: 45.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.32 : 93.52 = 30.26 : x
  2. Step 2: Convert to fraction form
    62.32/93.52 = 30.26/x
  3. Step 3: Cross multiply
    62.32x = 93.52 × 30.26
  4. Step 4: Simplify right side
    62.32x = 2,829.92
  5. Step 5: Solve for x
    x = 2,829.92/62.32
  6. Step 6: Final answer
    x = 45.41

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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.