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Finding the Fourth Proportional to 75,791.96, 104,598.84 and 41,803.52

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Solution

The fourth proportional to 75,791.96, 104,598.84 and 41,803.52 is: 57,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,791.96 : 104,598.84 = 41,803.52 : x
  2. Step 2: Convert to fraction form
    75,791.96/104,598.84 = 41,803.52/x
  3. Step 3: Cross multiply
    75,791.96x = 104,598.84 × 41,803.52
  4. Step 4: Simplify right side
    75,791.96x = 4,372,599,699.92
  5. Step 5: Solve for x
    x = 4,372,599,699.92/75,791.96
  6. Step 6: Final answer
    x = 57,692.13

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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.