Finding the Fourth Proportional to 226,992.76, 313,237.94 and 130,191.62
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Solution
The fourth proportional to 226,992.76, 313,237.94 and 130,191.62 is: 179,657.51
Step by Step Solution
- Step 1: Write the proportion equation
226,992.76 : 313,237.94 = 130,191.62 : x - Step 2: Convert to fraction form
226,992.76/313,237.94 = 130,191.62/x - Step 3: Cross multiply
226,992.76x = 313,237.94 × 130,191.62 - Step 4: Simplify right side
226,992.76x = 40,780,954,854.06 - Step 5: Solve for x
x = 40,780,954,854.06/226,992.76 - Step 6: Final answer
x = 179,657.51
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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.