Finding the Fourth Proportional to 153,141.08, 229,736.12 and 53,329.64
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Solution
The fourth proportional to 153,141.08, 229,736.12 and 53,329.64 is: 80,002.99
Step by Step Solution
- Step 1: Write the proportion equation
153,141.08 : 229,736.12 = 53,329.64 : x - Step 2: Convert to fraction form
153,141.08/229,736.12 = 53,329.64/x - Step 3: Cross multiply
153,141.08x = 229,736.12 × 53,329.64 - Step 4: Simplify right side
153,141.08x = 12,251,743,159.27 - Step 5: Solve for x
x = 12,251,743,159.27/153,141.08 - Step 6: Final answer
x = 80,002.99
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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.