Finding the Fourth Proportional to 79,125.93, 118,650.62 and 29,229.53
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Solution
The fourth proportional to 79,125.93, 118,650.62 and 29,229.53 is: 43,830.15
Step by Step Solution
- Step 1: Write the proportion equation
79,125.93 : 118,650.62 = 29,229.53 : x - Step 2: Convert to fraction form
79,125.93/118,650.62 = 29,229.53/x - Step 3: Cross multiply
79,125.93x = 118,650.62 × 29,229.53 - Step 4: Simplify right side
79,125.93x = 3,468,101,336.63 - Step 5: Solve for x
x = 3,468,101,336.63/79,125.93 - Step 6: Final answer
x = 43,830.15
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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.