Finding the Fourth Proportional to 215,970.98, 324,054.94 and 110,863.82
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Solution
The fourth proportional to 215,970.98, 324,054.94 and 110,863.82 is: 166,346.28
Step by Step Solution
- Step 1: Write the proportion equation
215,970.98 : 324,054.94 = 110,863.82 : x - Step 2: Convert to fraction form
215,970.98/324,054.94 = 110,863.82/x - Step 3: Cross multiply
215,970.98x = 324,054.94 × 110,863.82 - Step 4: Simplify right side
215,970.98x = 35,925,968,538.27 - Step 5: Solve for x
x = 35,925,968,538.27/215,970.98 - Step 6: Final answer
x = 166,346.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.