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Finding the Fourth Proportional to 248.34, 342.81 and 183.32

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Solution

The fourth proportional to 248.34, 342.81 and 183.32 is: 253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.34 : 342.81 = 183.32 : x
  2. Step 2: Convert to fraction form
    248.34/342.81 = 183.32/x
  3. Step 3: Cross multiply
    248.34x = 342.81 × 183.32
  4. Step 4: Simplify right side
    248.34x = 62,842.22
  5. Step 5: Solve for x
    x = 62,842.22/248.34
  6. Step 6: Final answer
    x = 253.05

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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.