Finding the Fourth Proportional to 80,063.09, 119,928.49 and 46,681.91
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Solution
The fourth proportional to 80,063.09, 119,928.49 and 46,681.91 is: 69,925.99
Step by Step Solution
- Step 1: Write the proportion equation
80,063.09 : 119,928.49 = 46,681.91 : x - Step 2: Convert to fraction form
80,063.09/119,928.49 = 46,681.91/x - Step 3: Cross multiply
80,063.09x = 119,928.49 × 46,681.91 - Step 4: Simplify right side
80,063.09x = 5,598,490,976.62 - Step 5: Solve for x
x = 5,598,490,976.62/80,063.09 - Step 6: Final answer
x = 69,925.99
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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.