Finding the Fourth Proportional to 190,022.33, 285,102.35 and 88,909.63
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Solution
The fourth proportional to 190,022.33, 285,102.35 and 88,909.63 is: 133,396.66
Step by Step Solution
- Step 1: Write the proportion equation
190,022.33 : 285,102.35 = 88,909.63 : x - Step 2: Convert to fraction form
190,022.33/285,102.35 = 88,909.63/x - Step 3: Cross multiply
190,022.33x = 285,102.35 × 88,909.63 - Step 4: Simplify right side
190,022.33x = 25,348,344,450.63 - Step 5: Solve for x
x = 25,348,344,450.63/190,022.33 - Step 6: Final answer
x = 133,396.66
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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.