Finding the Fourth Proportional to 171,592.62, 236,717.72 and 107,965.50
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Solution
The fourth proportional to 171,592.62, 236,717.72 and 107,965.50 is: 148,941.99
Step by Step Solution
- Step 1: Write the proportion equation
171,592.62 : 236,717.72 = 107,965.50 : x - Step 2: Convert to fraction form
171,592.62/236,717.72 = 107,965.50/x - Step 3: Cross multiply
171,592.62x = 236,717.72 × 107,965.50 - Step 4: Simplify right side
171,592.62x = 25,557,346,998.66 - Step 5: Solve for x
x = 25,557,346,998.66/171,592.62 - Step 6: Final answer
x = 148,941.99
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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.