Finding the Fourth Proportional to 195,687.02, 293,643.41 and 105,729.99
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Solution
The fourth proportional to 195,687.02, 293,643.41 and 105,729.99 is: 158,655.97
Step by Step Solution
- Step 1: Write the proportion equation
195,687.02 : 293,643.41 = 105,729.99 : x - Step 2: Convert to fraction form
195,687.02/293,643.41 = 105,729.99/x - Step 3: Cross multiply
195,687.02x = 293,643.41 × 105,729.99 - Step 4: Simplify right side
195,687.02x = 31,046,914,802.87 - Step 5: Solve for x
x = 31,046,914,802.87/195,687.02 - Step 6: Final answer
x = 158,655.97
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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.