Finding the Fourth Proportional to 151,642.38, 227,492.74 and 58,140.84
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Solution
The fourth proportional to 151,642.38, 227,492.74 and 58,140.84 is: 87,222.45
Step by Step Solution
- Step 1: Write the proportion equation
151,642.38 : 227,492.74 = 58,140.84 : x - Step 2: Convert to fraction form
151,642.38/227,492.74 = 58,140.84/x - Step 3: Cross multiply
151,642.38x = 227,492.74 × 58,140.84 - Step 4: Simplify right side
151,642.38x = 13,226,619,596.23 - Step 5: Solve for x
x = 13,226,619,596.23/151,642.38 - Step 6: Final answer
x = 87,222.45
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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.