Finding the Fourth Proportional to 242,895.27, 364,353.84 and 74,403.31
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Solution
The fourth proportional to 242,895.27, 364,353.84 and 74,403.31 is: 111,608.32
Step by Step Solution
- Step 1: Write the proportion equation
242,895.27 : 364,353.84 = 74,403.31 : x - Step 2: Convert to fraction form
242,895.27/364,353.84 = 74,403.31/x - Step 3: Cross multiply
242,895.27x = 364,353.84 × 74,403.31 - Step 4: Simplify right side
242,895.27x = 27,109,131,707.21 - Step 5: Solve for x
x = 27,109,131,707.21/242,895.27 - Step 6: Final answer
x = 111,608.32
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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.