Home / 75,977.06-104,849.47-41,986.33

Finding the Fourth Proportional to 75,977.06, 104,849.47 and 41,986.33

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Solution

The fourth proportional to 75,977.06, 104,849.47 and 41,986.33 is: 57,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,977.06 : 104,849.47 = 41,986.33 : x
  2. Step 2: Convert to fraction form
    75,977.06/104,849.47 = 41,986.33/x
  3. Step 3: Cross multiply
    75,977.06x = 104,849.47 × 41,986.33
  4. Step 4: Simplify right side
    75,977.06x = 4,402,244,827.88
  5. Step 5: Solve for x
    x = 4,402,244,827.88/75,977.06
  6. Step 6: Final answer
    x = 57,941.77

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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.