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Finding the Fourth Proportional to 236.08, 325.98 and 148.84

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Solution

The fourth proportional to 236.08, 325.98 and 148.84 is: 205.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.08 : 325.98 = 148.84 : x
  2. Step 2: Convert to fraction form
    236.08/325.98 = 148.84/x
  3. Step 3: Cross multiply
    236.08x = 325.98 × 148.84
  4. Step 4: Simplify right side
    236.08x = 48,518.86
  5. Step 5: Solve for x
    x = 48,518.86/236.08
  6. Step 6: Final answer
    x = 205.52

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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.