Finding the Fourth Proportional to 234,048.21, 351,088.02 and 82,226.82
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Solution
The fourth proportional to 234,048.21, 351,088.02 and 82,226.82 is: 123,345.75
Step by Step Solution
- Step 1: Write the proportion equation
234,048.21 : 351,088.02 = 82,226.82 : x - Step 2: Convert to fraction form
234,048.21/351,088.02 = 82,226.82/x - Step 3: Cross multiply
234,048.21x = 351,088.02 × 82,226.82 - Step 4: Simplify right side
234,048.21x = 28,868,851,424.70 - Step 5: Solve for x
x = 28,868,851,424.70/234,048.21 - Step 6: Final answer
x = 123,345.75
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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.