Finding the Fourth Proportional to 135,252.49, 202,934.62 and 59,311.74
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Solution
The fourth proportional to 135,252.49, 202,934.62 and 59,311.74 is: 88,992.11
Step by Step Solution
- Step 1: Write the proportion equation
135,252.49 : 202,934.62 = 59,311.74 : x - Step 2: Convert to fraction form
135,252.49/202,934.62 = 59,311.74/x - Step 3: Cross multiply
135,252.49x = 202,934.62 × 59,311.74 - Step 4: Simplify right side
135,252.49x = 12,036,404,793.38 - Step 5: Solve for x
x = 12,036,404,793.38/135,252.49 - Step 6: Final answer
x = 88,992.11
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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.