Home / 75,671.24-104,427.01-41,679.85

Finding the Fourth Proportional to 75,671.24, 104,427.01 and 41,679.85

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Solution

The fourth proportional to 75,671.24, 104,427.01 and 41,679.85 is: 57,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,671.24 : 104,427.01 = 41,679.85 : x
  2. Step 2: Convert to fraction form
    75,671.24/104,427.01 = 41,679.85/x
  3. Step 3: Cross multiply
    75,671.24x = 104,427.01 × 41,679.85
  4. Step 4: Simplify right side
    75,671.24x = 4,352,501,590.61
  5. Step 5: Solve for x
    x = 4,352,501,590.61/75,671.24
  6. Step 6: Final answer
    x = 57,518.57

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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.