Finding the Fourth Proportional to 248,130.65, 372,232.88 and 115,024.37
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Solution
The fourth proportional to 248,130.65, 372,232.88 and 115,024.37 is: 172,553.65
Step by Step Solution
- Step 1: Write the proportion equation
248,130.65 : 372,232.88 = 115,024.37 : x - Step 2: Convert to fraction form
248,130.65/372,232.88 = 115,024.37/x - Step 3: Cross multiply
248,130.65x = 372,232.88 × 115,024.37 - Step 4: Simplify right side
248,130.65x = 42,815,850,941.68 - Step 5: Solve for x
x = 42,815,850,941.68/248,130.65 - Step 6: Final answer
x = 172,553.65
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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.