Finding the Fourth Proportional to 294,805.35, 442,294.79 and 95,121.99
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Solution
The fourth proportional to 294,805.35, 442,294.79 and 95,121.99 is: 142,710.98
Step by Step Solution
- Step 1: Write the proportion equation
294,805.35 : 442,294.79 = 95,121.99 : x - Step 2: Convert to fraction form
294,805.35/442,294.79 = 95,121.99/x - Step 3: Cross multiply
294,805.35x = 442,294.79 × 95,121.99 - Step 4: Simplify right side
294,805.35x = 42,071,960,115.82 - Step 5: Solve for x
x = 42,071,960,115.82/294,805.35 - Step 6: Final answer
x = 142,710.98
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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.