Finding the Fourth Proportional to 207,597.06, 311,439.42 and 67,344.84
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Solution
The fourth proportional to 207,597.06, 311,439.42 and 67,344.84 is: 101,031.48
Step by Step Solution
- Step 1: Write the proportion equation
207,597.06 : 311,439.42 = 67,344.84 : x - Step 2: Convert to fraction form
207,597.06/311,439.42 = 67,344.84/x - Step 3: Cross multiply
207,597.06x = 311,439.42 × 67,344.84 - Step 4: Simplify right side
207,597.06x = 20,973,837,909.59 - Step 5: Solve for x
x = 20,973,837,909.59/207,597.06 - Step 6: Final answer
x = 101,031.48
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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.