Home / 75,846.03-113,771.91-19,684.68

Finding the Fourth Proportional to 75,846.03, 113,771.91 and 19,684.68

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Solution

The fourth proportional to 75,846.03, 113,771.91 and 19,684.68 is: 29,527.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,846.03 : 113,771.91 = 19,684.68 : x
  2. Step 2: Convert to fraction form
    75,846.03/113,771.91 = 19,684.68/x
  3. Step 3: Cross multiply
    75,846.03x = 113,771.91 × 19,684.68
  4. Step 4: Simplify right side
    75,846.03x = 2,239,563,641.34
  5. Step 5: Solve for x
    x = 2,239,563,641.34/75,846.03
  6. Step 6: Final answer
    x = 29,527.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.