Finding the Fourth Proportional to 175,343.08, 241,942.72 and 103,696.96
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Solution
The fourth proportional to 175,343.08, 241,942.72 and 103,696.96 is: 143,083.63
Step by Step Solution
- Step 1: Write the proportion equation
175,343.08 : 241,942.72 = 103,696.96 : x - Step 2: Convert to fraction form
175,343.08/241,942.72 = 103,696.96/x - Step 3: Cross multiply
175,343.08x = 241,942.72 × 103,696.96 - Step 4: Simplify right side
175,343.08x = 25,088,724,558.13 - Step 5: Solve for x
x = 25,088,724,558.13/175,343.08 - Step 6: Final answer
x = 143,083.63
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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.