Finding the Fourth Proportional to 198,251.75, 273,587.68 and 107,607.74
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Solution
The fourth proportional to 198,251.75, 273,587.68 and 107,607.74 is: 148,498.82
Step by Step Solution
- Step 1: Write the proportion equation
198,251.75 : 273,587.68 = 107,607.74 : x - Step 2: Convert to fraction form
198,251.75/273,587.68 = 107,607.74/x - Step 3: Cross multiply
198,251.75x = 273,587.68 × 107,607.74 - Step 4: Simplify right side
198,251.75x = 29,440,150,703.21 - Step 5: Solve for x
x = 29,440,150,703.21/198,251.75 - Step 6: Final answer
x = 148,498.82
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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.