Home / 75,450.29-104,119.83-41,458.64

Finding the Fourth Proportional to 75,450.29, 104,119.83 and 41,458.64

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Solution

The fourth proportional to 75,450.29, 104,119.83 and 41,458.64 is: 57,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,450.29 : 104,119.83 = 41,458.64 : x
  2. Step 2: Convert to fraction form
    75,450.29/104,119.83 = 41,458.64/x
  3. Step 3: Cross multiply
    75,450.29x = 104,119.83 × 41,458.64
  4. Step 4: Simplify right side
    75,450.29x = 4,316,666,028.23
  5. Step 5: Solve for x
    x = 4,316,666,028.23/75,450.29
  6. Step 6: Final answer
    x = 57,212.06

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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.