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Finding the Fourth Proportional to 236.04, 325.71 and 136.46

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Solution

The fourth proportional to 236.04, 325.71 and 136.46 is: 188.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.04 : 325.71 = 136.46 : x
  2. Step 2: Convert to fraction form
    236.04/325.71 = 136.46/x
  3. Step 3: Cross multiply
    236.04x = 325.71 × 136.46
  4. Step 4: Simplify right side
    236.04x = 44,444.76
  5. Step 5: Solve for x
    x = 44,444.76/236.04
  6. Step 6: Final answer
    x = 188.29

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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.