Finding the Fourth Proportional to 198,296.51, 273,652.02 and 107,652.65
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Solution
The fourth proportional to 198,296.51, 273,652.02 and 107,652.65 is: 148,562.19
Step by Step Solution
- Step 1: Write the proportion equation
198,296.51 : 273,652.02 = 107,652.65 : x - Step 2: Convert to fraction form
198,296.51/273,652.02 = 107,652.65/x - Step 3: Cross multiply
198,296.51x = 273,652.02 × 107,652.65 - Step 4: Simplify right side
198,296.51x = 29,459,363,762.59 - Step 5: Solve for x
x = 29,459,363,762.59/198,296.51 - Step 6: Final answer
x = 148,562.19
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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.