Finding the Fourth Proportional to 200,148.95, 276,153.68 and 119,540.99
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Solution
The fourth proportional to 200,148.95, 276,153.68 and 119,540.99 is: 164,935.58
Step by Step Solution
- Step 1: Write the proportion equation
200,148.95 : 276,153.68 = 119,540.99 : x - Step 2: Convert to fraction form
200,148.95/276,153.68 = 119,540.99/x - Step 3: Cross multiply
200,148.95x = 276,153.68 × 119,540.99 - Step 4: Simplify right side
200,148.95x = 33,011,682,320.87 - Step 5: Solve for x
x = 33,011,682,320.87/200,148.95 - Step 6: Final answer
x = 164,935.58
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1.5x scale
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.