Finding the Fourth Proportional to 248,387.09, 372,625.99 and 115,249.01
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Solution
The fourth proportional to 248,387.09, 372,625.99 and 115,249.01 is: 172,894.55
Step by Step Solution
- Step 1: Write the proportion equation
248,387.09 : 372,625.99 = 115,249.01 : x - Step 2: Convert to fraction form
248,387.09/372,625.99 = 115,249.01/x - Step 3: Cross multiply
248,387.09x = 372,625.99 × 115,249.01 - Step 4: Simplify right side
248,387.09x = 42,944,774,296.52 - Step 5: Solve for x
x = 42,944,774,296.52/248,387.09 - Step 6: Final answer
x = 172,894.55
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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.