Finding the Fourth Proportional to 186,284.08, 279,206.08 and 79,636.84
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Solution
The fourth proportional to 186,284.08, 279,206.08 and 79,636.84 is: 119,361.19
Step by Step Solution
- Step 1: Write the proportion equation
186,284.08 : 279,206.08 = 79,636.84 : x - Step 2: Convert to fraction form
186,284.08/279,206.08 = 79,636.84/x - Step 3: Cross multiply
186,284.08x = 279,206.08 × 79,636.84 - Step 4: Simplify right side
186,284.08x = 22,235,089,919.99 - Step 5: Solve for x
x = 22,235,089,919.99/186,284.08 - Step 6: Final answer
x = 119,361.19
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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.