Finding the Fourth Proportional to 133,910.97, 184,799.93 and 73,478.09
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Solution
The fourth proportional to 133,910.97, 184,799.93 and 73,478.09 is: 101,401.29
Step by Step Solution
- Step 1: Write the proportion equation
133,910.97 : 184,799.93 = 73,478.09 : x - Step 2: Convert to fraction form
133,910.97/184,799.93 = 73,478.09/x - Step 3: Cross multiply
133,910.97x = 184,799.93 × 73,478.09 - Step 4: Simplify right side
133,910.97x = 13,578,744,597.14 - Step 5: Solve for x
x = 13,578,744,597.14/133,910.97 - Step 6: Final answer
x = 101,401.29
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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.