Home / 75,317.89-103,935.18-41,325.61

Finding the Fourth Proportional to 75,317.89, 103,935.18 and 41,325.61

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Solution

The fourth proportional to 75,317.89, 103,935.18 and 41,325.61 is: 57,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,317.89 : 103,935.18 = 41,325.61 : x
  2. Step 2: Convert to fraction form
    75,317.89/103,935.18 = 41,325.61/x
  3. Step 3: Cross multiply
    75,317.89x = 103,935.18 × 41,325.61
  4. Step 4: Simplify right side
    75,317.89x = 4,295,184,713.96
  5. Step 5: Solve for x
    x = 4,295,184,713.96/75,317.89
  6. Step 6: Final answer
    x = 57,027.42

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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.