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Finding the Fourth Proportional to 75,559.88, 104,275.38 and 41,571

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Solution

The fourth proportional to 75,559.88, 104,275.38 and 41,571 is: 57,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,559.88 : 104,275.38 = 41,571 : x
  2. Step 2: Convert to fraction form
    75,559.88/104,275.38 = 41,571/x
  3. Step 3: Cross multiply
    75,559.88x = 104,275.38 × 41,571
  4. Step 4: Simplify right side
    75,559.88x = 4,334,831,821.98
  5. Step 5: Solve for x
    x = 4,334,831,821.98/75,559.88
  6. Step 6: Final answer
    x = 57,369.49

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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.