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Finding the Fourth Proportional to 67.83, 93.58 and 44.53

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Solution

The fourth proportional to 67.83, 93.58 and 44.53 is: 61.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.83 : 93.58 = 44.53 : x
  2. Step 2: Convert to fraction form
    67.83/93.58 = 44.53/x
  3. Step 3: Cross multiply
    67.83x = 93.58 × 44.53
  4. Step 4: Simplify right side
    67.83x = 4,167.12
  5. Step 5: Solve for x
    x = 4,167.12/67.83
  6. Step 6: Final answer
    x = 61.43

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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.