Finding the Fourth Proportional to 214,751.26, 321,984.71 and 102,448.81
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Solution
The fourth proportional to 214,751.26, 321,984.71 and 102,448.81 is: 153,605.38
Step by Step Solution
- Step 1: Write the proportion equation
214,751.26 : 321,984.71 = 102,448.81 : x - Step 2: Convert to fraction form
214,751.26/321,984.71 = 102,448.81/x - Step 3: Cross multiply
214,751.26x = 321,984.71 × 102,448.81 - Step 4: Simplify right side
214,751.26x = 32,986,948,255.53 - Step 5: Solve for x
x = 32,986,948,255.53/214,751.26 - Step 6: Final answer
x = 153,605.38
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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.