Finding the Fourth Proportional to 186,383.08, 279,154.02 and 86,333.08
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Solution
The fourth proportional to 186,383.08, 279,154.02 and 86,333.08 is: 129,304.80
Step by Step Solution
- Step 1: Write the proportion equation
186,383.08 : 279,154.02 = 86,333.08 : x - Step 2: Convert to fraction form
186,383.08/279,154.02 = 86,333.08/x - Step 3: Cross multiply
186,383.08x = 279,154.02 × 86,333.08 - Step 4: Simplify right side
186,383.08x = 24,100,226,340.98 - Step 5: Solve for x
x = 24,100,226,340.98/186,383.08 - Step 6: Final answer
x = 129,304.80
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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.