Home / 75,309.14-103,926.57-41,317.85

Finding the Fourth Proportional to 75,309.14, 103,926.57 and 41,317.85

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Solution

The fourth proportional to 75,309.14, 103,926.57 and 41,317.85 is: 57,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,309.14 : 103,926.57 = 41,317.85 : x
  2. Step 2: Convert to fraction form
    75,309.14/103,926.57 = 41,317.85/x
  3. Step 3: Cross multiply
    75,309.14x = 103,926.57 × 41,317.85
  4. Step 4: Simplify right side
    75,309.14x = 4,294,022,430.27
  5. Step 5: Solve for x
    x = 4,294,022,430.27/75,309.14
  6. Step 6: Final answer
    x = 57,018.61

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1.5x scale

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.