Home / 75,234.79-103,823.35-41,245.17

Finding the Fourth Proportional to 75,234.79, 103,823.35 and 41,245.17

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Solution

The fourth proportional to 75,234.79, 103,823.35 and 41,245.17 is: 56,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,234.79 : 103,823.35 = 41,245.17 : x
  2. Step 2: Convert to fraction form
    75,234.79/103,823.35 = 41,245.17/x
  3. Step 3: Cross multiply
    75,234.79x = 103,823.35 × 41,245.17
  4. Step 4: Simplify right side
    75,234.79x = 4,282,211,720.72
  5. Step 5: Solve for x
    x = 4,282,211,720.72/75,234.79
  6. Step 6: Final answer
    x = 56,917.97

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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.