Home / 74,778.25-103,190.34-44,562.88

Finding the Fourth Proportional to 74,778.25, 103,190.34 and 44,562.88

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Solution

The fourth proportional to 74,778.25, 103,190.34 and 44,562.88 is: 61,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,778.25 : 103,190.34 = 44,562.88 : x
  2. Step 2: Convert to fraction form
    74,778.25/103,190.34 = 44,562.88/x
  3. Step 3: Cross multiply
    74,778.25x = 103,190.34 × 44,562.88
  4. Step 4: Simplify right side
    74,778.25x = 4,598,458,738.58
  5. Step 5: Solve for x
    x = 4,598,458,738.58/74,778.25
  6. Step 6: Final answer
    x = 61,494.60

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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.