Home / 75,975.69-104,846.06-41,986.55

Finding the Fourth Proportional to 75,975.69, 104,846.06 and 41,986.55

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Solution

The fourth proportional to 75,975.69, 104,846.06 and 41,986.55 is: 57,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,975.69 : 104,846.06 = 41,986.55 : x
  2. Step 2: Convert to fraction form
    75,975.69/104,846.06 = 41,986.55/x
  3. Step 3: Cross multiply
    75,975.69x = 104,846.06 × 41,986.55
  4. Step 4: Simplify right side
    75,975.69x = 4,402,123,606.33
  5. Step 5: Solve for x
    x = 4,402,123,606.33/75,975.69
  6. Step 6: Final answer
    x = 57,941.21

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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.