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Finding the Fourth Proportional to 124.63, 186.93 and 33.34

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Solution

The fourth proportional to 124.63, 186.93 and 33.34 is: 50.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124.63 : 186.93 = 33.34 : x
  2. Step 2: Convert to fraction form
    124.63/186.93 = 33.34/x
  3. Step 3: Cross multiply
    124.63x = 186.93 × 33.34
  4. Step 4: Simplify right side
    124.63x = 6,231.49
  5. Step 5: Solve for x
    x = 6,231.49/124.63
  6. Step 6: Final answer
    x = 50.00

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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.