Finding the Fourth Proportional to 151,375.44, 208,898.16 and 87,750.18
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Solution
The fourth proportional to 151,375.44, 208,898.16 and 87,750.18 is: 121,095.28
Step by Step Solution
- Step 1: Write the proportion equation
151,375.44 : 208,898.16 = 87,750.18 : x - Step 2: Convert to fraction form
151,375.44/208,898.16 = 87,750.18/x - Step 3: Cross multiply
151,375.44x = 208,898.16 × 87,750.18 - Step 4: Simplify right side
151,375.44x = 18,330,851,141.67 - Step 5: Solve for x
x = 18,330,851,141.67/151,375.44 - Step 6: Final answer
x = 121,095.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.