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Finding the Fourth Proportional to 75,581.58, 104,303.54 and 41,593.98

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Solution

The fourth proportional to 75,581.58, 104,303.54 and 41,593.98 is: 57,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,581.58 : 104,303.54 = 41,593.98 : x
  2. Step 2: Convert to fraction form
    75,581.58/104,303.54 = 41,593.98/x
  3. Step 3: Cross multiply
    75,581.58x = 104,303.54 × 41,593.98
  4. Step 4: Simplify right side
    75,581.58x = 4,338,399,356.69
  5. Step 5: Solve for x
    x = 4,338,399,356.69/75,581.58
  6. Step 6: Final answer
    x = 57,400.22

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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.