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Finding the Fourth Proportional to 44.63, 66.98 and 29.35

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Solution

The fourth proportional to 44.63, 66.98 and 29.35 is: 44.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.63 : 66.98 = 29.35 : x
  2. Step 2: Convert to fraction form
    44.63/66.98 = 29.35/x
  3. Step 3: Cross multiply
    44.63x = 66.98 × 29.35
  4. Step 4: Simplify right side
    44.63x = 1,965.77
  5. Step 5: Solve for x
    x = 1,965.77/44.63
  6. Step 6: Final answer
    x = 44.05

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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.