Finding the Fourth Proportional to 214,343.75, 321,257.73 and 79,300.14
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Solution
The fourth proportional to 214,343.75, 321,257.73 and 79,300.14 is: 118,854.80
Step by Step Solution
- Step 1: Write the proportion equation
214,343.75 : 321,257.73 = 79,300.14 : x - Step 2: Convert to fraction form
214,343.75/321,257.73 = 79,300.14/x - Step 3: Cross multiply
214,343.75x = 321,257.73 × 79,300.14 - Step 4: Simplify right side
214,343.75x = 25,475,782,965.08 - Step 5: Solve for x
x = 25,475,782,965.08/214,343.75 - Step 6: Final answer
x = 118,854.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.