Finding the Fourth Proportional to 192,107.08, 287,918.23 and 97,361.08
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Solution
The fourth proportional to 192,107.08, 287,918.23 and 97,361.08 is: 145,918.78
Step by Step Solution
- Step 1: Write the proportion equation
192,107.08 : 287,918.23 = 97,361.08 : x - Step 2: Convert to fraction form
192,107.08/287,918.23 = 97,361.08/x - Step 3: Cross multiply
192,107.08x = 287,918.23 × 97,361.08 - Step 4: Simplify right side
192,107.08x = 28,032,029,824.49 - Step 5: Solve for x
x = 28,032,029,824.49/192,107.08 - Step 6: Final answer
x = 145,918.78
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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.