Finding the Fourth Proportional to 119,471.35, 164,843.99 and 69,141.19
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Solution
The fourth proportional to 119,471.35, 164,843.99 and 69,141.19 is: 95,399.52
Step by Step Solution
- Step 1: Write the proportion equation
119,471.35 : 164,843.99 = 69,141.19 : x - Step 2: Convert to fraction form
119,471.35/164,843.99 = 69,141.19/x - Step 3: Cross multiply
119,471.35x = 164,843.99 × 69,141.19 - Step 4: Simplify right side
119,471.35x = 11,397,508,875.13 - Step 5: Solve for x
x = 11,397,508,875.13/119,471.35 - Step 6: Final answer
x = 95,399.52
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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.