Home / 75,779.03-104,572.66-41,788.95

Finding the Fourth Proportional to 75,779.03, 104,572.66 and 41,788.95

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Solution

The fourth proportional to 75,779.03, 104,572.66 and 41,788.95 is: 57,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,779.03 : 104,572.66 = 41,788.95 : x
  2. Step 2: Convert to fraction form
    75,779.03/104,572.66 = 41,788.95/x
  3. Step 3: Cross multiply
    75,779.03x = 104,572.66 × 41,788.95
  4. Step 4: Simplify right side
    75,779.03x = 4,369,981,163.49
  5. Step 5: Solve for x
    x = 4,369,981,163.49/75,779.03
  6. Step 6: Final answer
    x = 57,667.42

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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.