Home / 75,499.23-104,189.64-41,507.96

Finding the Fourth Proportional to 75,499.23, 104,189.64 and 41,507.96

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Solution

The fourth proportional to 75,499.23, 104,189.64 and 41,507.96 is: 57,281.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,499.23 : 104,189.64 = 41,507.96 : x
  2. Step 2: Convert to fraction form
    75,499.23/104,189.64 = 41,507.96/x
  3. Step 3: Cross multiply
    75,499.23x = 104,189.64 × 41,507.96
  4. Step 4: Simplify right side
    75,499.23x = 4,324,699,565.19
  5. Step 5: Solve for x
    x = 4,324,699,565.19/75,499.23
  6. Step 6: Final answer
    x = 57,281.37

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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.