Finding the Fourth Proportional to 94,581.36, 130,527.99 and 52,139.70
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Solution
The fourth proportional to 94,581.36, 130,527.99 and 52,139.70 is: 71,955.94
Step by Step Solution
- Step 1: Write the proportion equation
94,581.36 : 130,527.99 = 52,139.70 : x - Step 2: Convert to fraction form
94,581.36/130,527.99 = 52,139.70/x - Step 3: Cross multiply
94,581.36x = 130,527.99 × 52,139.70 - Step 4: Simplify right side
94,581.36x = 6,805,690,240.20 - Step 5: Solve for x
x = 6,805,690,240.20/94,581.36 - Step 6: Final answer
x = 71,955.94
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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.