Finding the Fourth Proportional to 169,192.13, 233,485.10 and 101,211.97
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Solution
The fourth proportional to 169,192.13, 233,485.10 and 101,211.97 is: 139,672.49
Step by Step Solution
- Step 1: Write the proportion equation
169,192.13 : 233,485.10 = 101,211.97 : x - Step 2: Convert to fraction form
169,192.13/233,485.10 = 101,211.97/x - Step 3: Cross multiply
169,192.13x = 233,485.10 × 101,211.97 - Step 4: Simplify right side
169,192.13x = 23,631,485,769.22 - Step 5: Solve for x
x = 23,631,485,769.22/169,192.13 - Step 6: Final answer
x = 139,672.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.