Finding the Fourth Proportional to 272,716.93, 376,360.44 and 151,850.55
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Solution
The fourth proportional to 272,716.93, 376,360.44 and 151,850.55 is: 209,559.93
Step by Step Solution
- Step 1: Write the proportion equation
272,716.93 : 376,360.44 = 151,850.55 : x - Step 2: Convert to fraction form
272,716.93/376,360.44 = 151,850.55/x - Step 3: Cross multiply
272,716.93x = 376,360.44 × 151,850.55 - Step 4: Simplify right side
272,716.93x = 57,150,539,812.24 - Step 5: Solve for x
x = 57,150,539,812.24/272,716.93 - Step 6: Final answer
x = 209,559.93
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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.