Finding the Fourth Proportional to 229,527.68, 344,289.60 and 135,966.08
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Solution
The fourth proportional to 229,527.68, 344,289.60 and 135,966.08 is: 203,947.98
Step by Step Solution
- Step 1: Write the proportion equation
229,527.68 : 344,289.60 = 135,966.08 : x - Step 2: Convert to fraction form
229,527.68/344,289.60 = 135,966.08/x - Step 3: Cross multiply
229,527.68x = 344,289.60 × 135,966.08 - Step 4: Simplify right side
229,527.68x = 46,811,707,296.77 - Step 5: Solve for x
x = 46,811,707,296.77/229,527.68 - Step 6: Final answer
x = 203,947.98
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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.