Finding the Fourth Proportional to 272,577.97, 376,157.56 and 151,716.65
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Solution
The fourth proportional to 272,577.97, 376,157.56 and 151,716.65 is: 209,368.96
Step by Step Solution
- Step 1: Write the proportion equation
272,577.97 : 376,157.56 = 151,716.65 : x - Step 2: Convert to fraction form
272,577.97/376,157.56 = 151,716.65/x - Step 3: Cross multiply
272,577.97x = 376,157.56 × 151,716.65 - Step 4: Simplify right side
272,577.97x = 57,069,364,875.37 - Step 5: Solve for x
x = 57,069,364,875.37/272,577.97 - Step 6: Final answer
x = 209,368.96
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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.