Finding the Fourth Proportional to 198,055.99, 273,317.39 and 107,411.92
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Solution
The fourth proportional to 198,055.99, 273,317.39 and 107,411.92 is: 148,228.52
Step by Step Solution
- Step 1: Write the proportion equation
198,055.99 : 273,317.39 = 107,411.92 : x - Step 2: Convert to fraction form
198,055.99/273,317.39 = 107,411.92/x - Step 3: Cross multiply
198,055.99x = 273,317.39 × 107,411.92 - Step 4: Simplify right side
198,055.99x = 29,357,546,349.14 - Step 5: Solve for x
x = 29,357,546,349.14/198,055.99 - Step 6: Final answer
x = 148,228.52
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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.