Finding the Fourth Proportional to 135,248.82, 202,891.70 and 56,344.59
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Solution
The fourth proportional to 135,248.82, 202,891.70 and 56,344.59 is: 84,524.58
Step by Step Solution
- Step 1: Write the proportion equation
135,248.82 : 202,891.70 = 56,344.59 : x - Step 2: Convert to fraction form
135,248.82/202,891.70 = 56,344.59/x - Step 3: Cross multiply
135,248.82x = 202,891.70 × 56,344.59 - Step 4: Simplify right side
135,248.82x = 11,431,849,369.18 - Step 5: Solve for x
x = 11,431,849,369.18/135,248.82 - Step 6: Final answer
x = 84,524.58
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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.