Home / 75,712.07-104,481.33-43,883.93

Finding the Fourth Proportional to 75,712.07, 104,481.33 and 43,883.93

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Solution

The fourth proportional to 75,712.07, 104,481.33 and 43,883.93 is: 60,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,712.07 : 104,481.33 = 43,883.93 : x
  2. Step 2: Convert to fraction form
    75,712.07/104,481.33 = 43,883.93/x
  3. Step 3: Cross multiply
    75,712.07x = 104,481.33 × 43,883.93
  4. Step 4: Simplify right side
    75,712.07x = 4,585,050,849.62
  5. Step 5: Solve for x
    x = 4,585,050,849.62/75,712.07
  6. Step 6: Final answer
    x = 60,559.05

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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.