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Finding the Fourth Proportional to 58.03, 80.19 and 44.19

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Solution

The fourth proportional to 58.03, 80.19 and 44.19 is: 61.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.03 : 80.19 = 44.19 : x
  2. Step 2: Convert to fraction form
    58.03/80.19 = 44.19/x
  3. Step 3: Cross multiply
    58.03x = 80.19 × 44.19
  4. Step 4: Simplify right side
    58.03x = 3,543.37
  5. Step 5: Solve for x
    x = 3,543.37/58.03
  6. Step 6: Final answer
    x = 61.06

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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.