Finding the Fourth Proportional to 186,532.84, 279,853.74 and 60,170.28
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Solution
The fourth proportional to 186,532.84, 279,853.74 and 60,170.28 is: 90,272.99
Step by Step Solution
- Step 1: Write the proportion equation
186,532.84 : 279,853.74 = 60,170.28 : x - Step 2: Convert to fraction form
186,532.84/279,853.74 = 60,170.28/x - Step 3: Cross multiply
186,532.84x = 279,853.74 × 60,170.28 - Step 4: Simplify right side
186,532.84x = 16,838,877,894.85 - Step 5: Solve for x
x = 16,838,877,894.85/186,532.84 - Step 6: Final answer
x = 90,272.99
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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.