Finding the Fourth Proportional to 248,905.17, 372,832.79 and 168,992.19
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Solution
The fourth proportional to 248,905.17, 372,832.79 and 168,992.19 is: 253,131.86
Step by Step Solution
- Step 1: Write the proportion equation
248,905.17 : 372,832.79 = 168,992.19 : x - Step 2: Convert to fraction form
248,905.17/372,832.79 = 168,992.19/x - Step 3: Cross multiply
248,905.17x = 372,832.79 × 168,992.19 - Step 4: Simplify right side
248,905.17x = 63,005,828,840.95 - Step 5: Solve for x
x = 63,005,828,840.95/248,905.17 - Step 6: Final answer
x = 253,131.86
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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.