Finding the Fourth Proportional to 195,869.02, 293,803.63 and 129,293.59
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Solution
The fourth proportional to 195,869.02, 293,803.63 and 129,293.59 is: 193,940.45
Step by Step Solution
- Step 1: Write the proportion equation
195,869.02 : 293,803.63 = 129,293.59 : x - Step 2: Convert to fraction form
195,869.02/293,803.63 = 129,293.59/x - Step 3: Cross multiply
195,869.02x = 293,803.63 × 129,293.59 - Step 4: Simplify right side
195,869.02x = 37,986,925,431.26 - Step 5: Solve for x
x = 37,986,925,431.26/195,869.02 - Step 6: Final answer
x = 193,940.45
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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.