Finding the Fourth Proportional to 213,888.74, 295,188.91 and 160,079.63
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Solution
The fourth proportional to 213,888.74, 295,188.91 and 160,079.63 is: 220,926.69
Step by Step Solution
- Step 1: Write the proportion equation
213,888.74 : 295,188.91 = 160,079.63 : x - Step 2: Convert to fraction form
213,888.74/295,188.91 = 160,079.63/x - Step 3: Cross multiply
213,888.74x = 295,188.91 × 160,079.63 - Step 4: Simplify right side
213,888.74x = 47,253,729,616.76 - Step 5: Solve for x
x = 47,253,729,616.76/213,888.74 - Step 6: Final answer
x = 220,926.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.