Finding the Fourth Proportional to 197,947.81, 296,897.95 and 55,803.79
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Solution
The fourth proportional to 197,947.81, 296,897.95 and 55,803.79 is: 83,698.99
Step by Step Solution
- Step 1: Write the proportion equation
197,947.81 : 296,897.95 = 55,803.79 : x - Step 2: Convert to fraction form
197,947.81/296,897.95 = 55,803.79/x - Step 3: Cross multiply
197,947.81x = 296,897.95 × 55,803.79 - Step 4: Simplify right side
197,947.81x = 16,568,030,853.23 - Step 5: Solve for x
x = 16,568,030,853.23/197,947.81 - Step 6: Final answer
x = 83,698.99
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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.