Finding the Fourth Proportional to 79,263.30, 118,910.48 and 29,343.82
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Solution
The fourth proportional to 79,263.30, 118,910.48 and 29,343.82 is: 44,021.48
Step by Step Solution
- Step 1: Write the proportion equation
79,263.30 : 118,910.48 = 29,343.82 : x - Step 2: Convert to fraction form
79,263.30/118,910.48 = 29,343.82/x - Step 3: Cross multiply
79,263.30x = 118,910.48 × 29,343.82 - Step 4: Simplify right side
79,263.30x = 3,489,287,721.23 - Step 5: Solve for x
x = 3,489,287,721.23/79,263.30 - Step 6: Final answer
x = 44,021.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.