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Finding the Fourth Proportional to 75,841.44, 104,662.32 and 41,849.40

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Solution

The fourth proportional to 75,841.44, 104,662.32 and 41,849.40 is: 57,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,841.44 : 104,662.32 = 41,849.40 : x
  2. Step 2: Convert to fraction form
    75,841.44/104,662.32 = 41,849.40/x
  3. Step 3: Cross multiply
    75,841.44x = 104,662.32 × 41,849.40
  4. Step 4: Simplify right side
    75,841.44x = 4,380,055,294.61
  5. Step 5: Solve for x
    x = 4,380,055,294.61/75,841.44
  6. Step 6: Final answer
    x = 57,752.80

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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.