Home / 75,106.73-103,647.41-41,115.24

Finding the Fourth Proportional to 75,106.73, 103,647.41 and 41,115.24

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Solution

The fourth proportional to 75,106.73, 103,647.41 and 41,115.24 is: 56,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,106.73 : 103,647.41 = 41,115.24 : x
  2. Step 2: Convert to fraction form
    75,106.73/103,647.41 = 41,115.24/x
  3. Step 3: Cross multiply
    75,106.73x = 103,647.41 × 41,115.24
  4. Step 4: Simplify right side
    75,106.73x = 4,261,488,137.53
  5. Step 5: Solve for x
    x = 4,261,488,137.53/75,106.73
  6. Step 6: Final answer
    x = 56,739.10

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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.