Finding the Fourth Proportional to 197,977.84, 296,935.20 and 57,703.68
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Solution
The fourth proportional to 197,977.84, 296,935.20 and 57,703.68 is: 86,546.32
Step by Step Solution
- Step 1: Write the proportion equation
197,977.84 : 296,935.20 = 57,703.68 : x - Step 2: Convert to fraction form
197,977.84/296,935.20 = 57,703.68/x - Step 3: Cross multiply
197,977.84x = 296,935.20 × 57,703.68 - Step 4: Simplify right side
197,977.84x = 17,134,253,761.54 - Step 5: Solve for x
x = 17,134,253,761.54/197,977.84 - Step 6: Final answer
x = 86,546.32
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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.