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Finding the Fourth Proportional to 236.51, 356.15 and 176.07

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Solution

The fourth proportional to 236.51, 356.15 and 176.07 is: 265.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.51 : 356.15 = 176.07 : x
  2. Step 2: Convert to fraction form
    236.51/356.15 = 176.07/x
  3. Step 3: Cross multiply
    236.51x = 356.15 × 176.07
  4. Step 4: Simplify right side
    236.51x = 62,707.33
  5. Step 5: Solve for x
    x = 62,707.33/236.51
  6. Step 6: Final answer
    x = 265.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.