Finding the Fourth Proportional to 248,625.80, 372,938.70 and 115,461.80
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Solution
The fourth proportional to 248,625.80, 372,938.70 and 115,461.80 is: 173,192.70
Step by Step Solution
- Step 1: Write the proportion equation
248,625.80 : 372,938.70 = 115,461.80 : x - Step 2: Convert to fraction form
248,625.80/372,938.70 = 115,461.80/x - Step 3: Cross multiply
248,625.80x = 372,938.70 × 115,461.80 - Step 4: Simplify right side
248,625.80x = 43,060,173,591.66 - Step 5: Solve for x
x = 43,060,173,591.66/248,625.80 - Step 6: Final answer
x = 173,192.70
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1.5x scale
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.