Finding the Fourth Proportional to 85,274.58, 127,912.08 and 26,110.02
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Solution
The fourth proportional to 85,274.58, 127,912.08 and 26,110.02 is: 39,165.09
Step by Step Solution
- Step 1: Write the proportion equation
85,274.58 : 127,912.08 = 26,110.02 : x - Step 2: Convert to fraction form
85,274.58/127,912.08 = 26,110.02/x - Step 3: Cross multiply
85,274.58x = 127,912.08 × 26,110.02 - Step 4: Simplify right side
85,274.58x = 3,339,786,967.04 - Step 5: Solve for x
x = 3,339,786,967.04/85,274.58 - Step 6: Final answer
x = 39,165.09
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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.