Finding the Fourth Proportional to 229,715.19, 344,572.58 and 71,955.95
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Solution
The fourth proportional to 229,715.19, 344,572.58 and 71,955.95 is: 107,933.85
Step by Step Solution
- Step 1: Write the proportion equation
229,715.19 : 344,572.58 = 71,955.95 : x - Step 2: Convert to fraction form
229,715.19/344,572.58 = 71,955.95/x - Step 3: Cross multiply
229,715.19x = 344,572.58 × 71,955.95 - Step 4: Simplify right side
229,715.19x = 24,794,045,794.88 - Step 5: Solve for x
x = 24,794,045,794.88/229,715.19 - Step 6: Final answer
x = 107,933.85
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1.5x scale
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.