Finding the Fourth Proportional to 79,323.96, 118,986.36 and 26,733.90
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Solution
The fourth proportional to 79,323.96, 118,986.36 and 26,733.90 is: 40,100.99
Step by Step Solution
- Step 1: Write the proportion equation
79,323.96 : 118,986.36 = 26,733.90 : x - Step 2: Convert to fraction form
79,323.96/118,986.36 = 26,733.90/x - Step 3: Cross multiply
79,323.96x = 118,986.36 × 26,733.90 - Step 4: Simplify right side
79,323.96x = 3,180,969,795.55 - Step 5: Solve for x
x = 3,180,969,795.55/79,323.96 - Step 6: Final answer
x = 40,100.99
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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.