Finding the Fourth Proportional to 273,971.25, 378,053.82 and 171,964.08
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Solution
The fourth proportional to 273,971.25, 378,053.82 and 171,964.08 is: 237,293.79
Step by Step Solution
- Step 1: Write the proportion equation
273,971.25 : 378,053.82 = 171,964.08 : x - Step 2: Convert to fraction form
273,971.25/378,053.82 = 171,964.08/x - Step 3: Cross multiply
273,971.25x = 378,053.82 × 171,964.08 - Step 4: Simplify right side
273,971.25x = 65,011,677,346.79 - Step 5: Solve for x
x = 65,011,677,346.79/273,971.25 - Step 6: Final answer
x = 237,293.79
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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.