Finding the Fourth Proportional to 79,370.18, 109,527.41 and 43,560.80
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Solution
The fourth proportional to 79,370.18, 109,527.41 and 43,560.80 is: 60,112.02
Step by Step Solution
- Step 1: Write the proportion equation
79,370.18 : 109,527.41 = 43,560.80 : x - Step 2: Convert to fraction form
79,370.18/109,527.41 = 43,560.80/x - Step 3: Cross multiply
79,370.18x = 109,527.41 × 43,560.80 - Step 4: Simplify right side
79,370.18x = 4,771,101,601.53 - Step 5: Solve for x
x = 4,771,101,601.53/79,370.18 - Step 6: Final answer
x = 60,112.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.