Finding the Fourth Proportional to 133,343.72, 199,993.16 and 44,597.08
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Solution
The fourth proportional to 133,343.72, 199,993.16 and 44,597.08 is: 66,888.12
Step by Step Solution
- Step 1: Write the proportion equation
133,343.72 : 199,993.16 = 44,597.08 : x - Step 2: Convert to fraction form
133,343.72/199,993.16 = 44,597.08/x - Step 3: Cross multiply
133,343.72x = 199,993.16 × 44,597.08 - Step 4: Simplify right side
133,343.72x = 8,919,110,955.97 - Step 5: Solve for x
x = 8,919,110,955.97/133,343.72 - Step 6: Final answer
x = 66,888.12
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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.