Finding the Fourth Proportional to 79,326.80, 118,914.36 and 29,393.48
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Solution
The fourth proportional to 79,326.80, 118,914.36 and 29,393.48 is: 44,062.12
Step by Step Solution
- Step 1: Write the proportion equation
79,326.80 : 118,914.36 = 29,393.48 : x - Step 2: Convert to fraction form
79,326.80/118,914.36 = 29,393.48/x - Step 3: Cross multiply
79,326.80x = 118,914.36 × 29,393.48 - Step 4: Simplify right side
79,326.80x = 3,495,306,862.37 - Step 5: Solve for x
x = 3,495,306,862.37/79,326.80 - Step 6: Final answer
x = 44,062.12
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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.