Finding the Fourth Proportional to 219,290.82, 328,832.54 and 100,927.14
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Solution
The fourth proportional to 219,290.82, 328,832.54 and 100,927.14 is: 151,342.99
Step by Step Solution
- Step 1: Write the proportion equation
219,290.82 : 328,832.54 = 100,927.14 : x - Step 2: Convert to fraction form
219,290.82/328,832.54 = 100,927.14/x - Step 3: Cross multiply
219,290.82x = 328,832.54 × 100,927.14 - Step 4: Simplify right side
219,290.82x = 33,188,127,801.14 - Step 5: Solve for x
x = 33,188,127,801.14/219,290.82 - Step 6: Final answer
x = 151,342.99
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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.