Finding the Fourth Proportional to 186,554.36, 279,913.98 and 97,786.64
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Solution
The fourth proportional to 186,554.36, 279,913.98 and 97,786.64 is: 146,723.17
Step by Step Solution
- Step 1: Write the proportion equation
186,554.36 : 279,913.98 = 97,786.64 : x - Step 2: Convert to fraction form
186,554.36/279,913.98 = 97,786.64/x - Step 3: Cross multiply
186,554.36x = 279,913.98 × 97,786.64 - Step 4: Simplify right side
186,554.36x = 27,371,847,593.23 - Step 5: Solve for x
x = 27,371,847,593.23/186,554.36 - Step 6: Final answer
x = 146,723.17
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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.