Finding the Fourth Proportional to 79,314.29, 118,897.62 and 29,380.98
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Solution
The fourth proportional to 79,314.29, 118,897.62 and 29,380.98 is: 44,044.12
Step by Step Solution
- Step 1: Write the proportion equation
79,314.29 : 118,897.62 = 29,380.98 : x - Step 2: Convert to fraction form
79,314.29/118,897.62 = 29,380.98/x - Step 3: Cross multiply
79,314.29x = 118,897.62 × 29,380.98 - Step 4: Simplify right side
79,314.29x = 3,493,328,427.42 - Step 5: Solve for x
x = 3,493,328,427.42/79,314.29 - Step 6: Final answer
x = 44,044.12
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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.