Finding the Fourth Proportional to 192,069.12, 286,717.47 and 183,442.08
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Solution
The fourth proportional to 192,069.12, 286,717.47 and 183,442.08 is: 273,839.17
Step by Step Solution
- Step 1: Write the proportion equation
192,069.12 : 286,717.47 = 183,442.08 : x - Step 2: Convert to fraction form
192,069.12/286,717.47 = 183,442.08/x - Step 3: Cross multiply
192,069.12x = 286,717.47 × 183,442.08 - Step 4: Simplify right side
192,069.12x = 52,596,049,069.14 - Step 5: Solve for x
x = 52,596,049,069.14/192,069.12 - Step 6: Final answer
x = 273,839.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.