Finding the Fourth Proportional to 76,466.04, 114,673.05 and 29,069.70
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Solution
The fourth proportional to 76,466.04, 114,673.05 and 29,069.70 is: 43,594.66
Step by Step Solution
- Step 1: Write the proportion equation
76,466.04 : 114,673.05 = 29,069.70 : x - Step 2: Convert to fraction form
76,466.04/114,673.05 = 29,069.70/x - Step 3: Cross multiply
76,466.04x = 114,673.05 × 29,069.70 - Step 4: Simplify right side
76,466.04x = 3,333,511,161.59 - Step 5: Solve for x
x = 3,333,511,161.59/76,466.04 - Step 6: Final answer
x = 43,594.66
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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.