Finding the Fourth Proportional to 79,264.48, 118,912.26 and 29,344.96
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Solution
The fourth proportional to 79,264.48, 118,912.26 and 29,344.96 is: 44,023.19
Step by Step Solution
- Step 1: Write the proportion equation
79,264.48 : 118,912.26 = 29,344.96 : x - Step 2: Convert to fraction form
79,264.48/118,912.26 = 29,344.96/x - Step 3: Cross multiply
79,264.48x = 118,912.26 × 29,344.96 - Step 4: Simplify right side
79,264.48x = 3,489,475,513.21 - Step 5: Solve for x
x = 3,489,475,513.21/79,264.48 - Step 6: Final answer
x = 44,023.19
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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.