Finding the Fourth Proportional to 215,868.01, 323,605.99 and 75,550.09
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Solution
The fourth proportional to 215,868.01, 323,605.99 and 75,550.09 is: 113,256.53
Step by Step Solution
- Step 1: Write the proportion equation
215,868.01 : 323,605.99 = 75,550.09 : x - Step 2: Convert to fraction form
215,868.01/323,605.99 = 75,550.09/x - Step 3: Cross multiply
215,868.01x = 323,605.99 × 75,550.09 - Step 4: Simplify right side
215,868.01x = 24,448,461,669.04 - Step 5: Solve for x
x = 24,448,461,669.04/215,868.01 - Step 6: Final answer
x = 113,256.53
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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.