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Finding the Fourth Proportional to 44.78, 62.06 and 44.16

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Solution

The fourth proportional to 44.78, 62.06 and 44.16 is: 61.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.78 : 62.06 = 44.16 : x
  2. Step 2: Convert to fraction form
    44.78/62.06 = 44.16/x
  3. Step 3: Cross multiply
    44.78x = 62.06 × 44.16
  4. Step 4: Simplify right side
    44.78x = 2,740.35
  5. Step 5: Solve for x
    x = 2,740.35/44.78
  6. Step 6: Final answer
    x = 61.20

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Find fourth proportional to 22.39, 31.03 and 22.08
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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.