Finding the Fourth Proportional to 151,356.38, 208,891.85 and 97,797.15
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Solution
The fourth proportional to 151,356.38, 208,891.85 and 97,797.15 is: 134,973.02
Step by Step Solution
- Step 1: Write the proportion equation
151,356.38 : 208,891.85 = 97,797.15 : x - Step 2: Convert to fraction form
151,356.38/208,891.85 = 97,797.15/x - Step 3: Cross multiply
151,356.38x = 208,891.85 × 97,797.15 - Step 4: Simplify right side
151,356.38x = 20,429,027,099.24 - Step 5: Solve for x
x = 20,429,027,099.24/151,356.38 - Step 6: Final answer
x = 134,973.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.