Home / 75,709.09-104,482.07-43,887.97

Finding the Fourth Proportional to 75,709.09, 104,482.07 and 43,887.97

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Solution

The fourth proportional to 75,709.09, 104,482.07 and 43,887.97 is: 60,567.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,709.09 : 104,482.07 = 43,887.97 : x
  2. Step 2: Convert to fraction form
    75,709.09/104,482.07 = 43,887.97/x
  3. Step 3: Cross multiply
    75,709.09x = 104,482.07 × 43,887.97
  4. Step 4: Simplify right side
    75,709.09x = 4,585,505,953.70
  5. Step 5: Solve for x
    x = 4,585,505,953.70/75,709.09
  6. Step 6: Final answer
    x = 60,567.44

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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.