Home / 75,858.87-104,686.38-41,868.93

Finding the Fourth Proportional to 75,858.87, 104,686.38 and 41,868.93

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Solution

The fourth proportional to 75,858.87, 104,686.38 and 41,868.93 is: 57,779.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,858.87 : 104,686.38 = 41,868.93 : x
  2. Step 2: Convert to fraction form
    75,858.87/104,686.38 = 41,868.93/x
  3. Step 3: Cross multiply
    75,858.87x = 104,686.38 × 41,868.93
  4. Step 4: Simplify right side
    75,858.87x = 4,383,106,716.17
  5. Step 5: Solve for x
    x = 4,383,106,716.17/75,858.87
  6. Step 6: Final answer
    x = 57,779.75

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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.