Finding the Fourth Proportional to 207,045.80, 310,568.70 and 94,725.80
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Solution
The fourth proportional to 207,045.80, 310,568.70 and 94,725.80 is: 142,088.70
Step by Step Solution
- Step 1: Write the proportion equation
207,045.80 : 310,568.70 = 94,725.80 : x - Step 2: Convert to fraction form
207,045.80/310,568.70 = 94,725.80/x - Step 3: Cross multiply
207,045.80x = 310,568.70 × 94,725.80 - Step 4: Simplify right side
207,045.80x = 29,418,868,562.46 - Step 5: Solve for x
x = 29,418,868,562.46/207,045.80 - Step 6: Final answer
x = 142,088.70
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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.