Finding the Fourth Proportional to 219,538.99, 329,084.16 and 124,568.54
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Solution
The fourth proportional to 219,538.99, 329,084.16 and 124,568.54 is: 186,725.53
Step by Step Solution
- Step 1: Write the proportion equation
219,538.99 : 329,084.16 = 124,568.54 : x - Step 2: Convert to fraction form
219,538.99/329,084.16 = 124,568.54/x - Step 3: Cross multiply
219,538.99x = 329,084.16 × 124,568.54 - Step 4: Simplify right side
219,538.99x = 40,993,534,171.04 - Step 5: Solve for x
x = 40,993,534,171.04/219,538.99 - Step 6: Final answer
x = 186,725.53
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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.