Home / 75,711.56-104,499.94-43,897.96

Finding the Fourth Proportional to 75,711.56, 104,499.94 and 43,897.96

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Solution

The fourth proportional to 75,711.56, 104,499.94 and 43,897.96 is: 60,589.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,711.56 : 104,499.94 = 43,897.96 : x
  2. Step 2: Convert to fraction form
    75,711.56/104,499.94 = 43,897.96/x
  3. Step 3: Cross multiply
    75,711.56x = 104,499.94 × 43,897.96
  4. Step 4: Simplify right side
    75,711.56x = 4,587,334,186.12
  5. Step 5: Solve for x
    x = 4,587,334,186.12/75,711.56
  6. Step 6: Final answer
    x = 60,589.61

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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.