Home / 75,784.24-104,577.72-41,791.12

Finding the Fourth Proportional to 75,784.24, 104,577.72 and 41,791.12

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Solution

The fourth proportional to 75,784.24, 104,577.72 and 41,791.12 is: 57,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,784.24 : 104,577.72 = 41,791.12 : x
  2. Step 2: Convert to fraction form
    75,784.24/104,577.72 = 41,791.12/x
  3. Step 3: Cross multiply
    75,784.24x = 104,577.72 × 41,791.12
  4. Step 4: Simplify right side
    75,784.24x = 4,370,420,045.85
  5. Step 5: Solve for x
    x = 4,370,420,045.85/75,784.24
  6. Step 6: Final answer
    x = 57,669.25

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1.5x scale

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.