Finding the Fourth Proportional to 186,877.12, 280,356.08 and 60,530.08
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Solution
The fourth proportional to 186,877.12, 280,356.08 and 60,530.08 is: 90,808.20
Step by Step Solution
- Step 1: Write the proportion equation
186,877.12 : 280,356.08 = 60,530.08 : x - Step 2: Convert to fraction form
186,877.12/280,356.08 = 60,530.08/x - Step 3: Cross multiply
186,877.12x = 280,356.08 × 60,530.08 - Step 4: Simplify right side
186,877.12x = 16,969,975,648.24 - Step 5: Solve for x
x = 16,969,975,648.24/186,877.12 - Step 6: Final answer
x = 90,808.20
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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.