Finding the Fourth Proportional to 179,317.08, 268,975.20 and 54,658.08
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Solution
The fourth proportional to 179,317.08, 268,975.20 and 54,658.08 is: 81,986.99
Step by Step Solution
- Step 1: Write the proportion equation
179,317.08 : 268,975.20 = 54,658.08 : x - Step 2: Convert to fraction form
179,317.08/268,975.20 = 54,658.08/x - Step 3: Cross multiply
179,317.08x = 268,975.20 × 54,658.08 - Step 4: Simplify right side
179,317.08x = 14,701,667,999.62 - Step 5: Solve for x
x = 14,701,667,999.62/179,317.08 - Step 6: Final answer
x = 81,986.99
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1.5x scale
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.