Finding the Fourth Proportional to 111,943.95, 167,868.54 and 33,036.99
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Solution
The fourth proportional to 111,943.95, 167,868.54 and 33,036.99 is: 49,541.50
Step by Step Solution
- Step 1: Write the proportion equation
111,943.95 : 167,868.54 = 33,036.99 : x - Step 2: Convert to fraction form
111,943.95/167,868.54 = 33,036.99/x - Step 3: Cross multiply
111,943.95x = 167,868.54 × 33,036.99 - Step 4: Simplify right side
111,943.95x = 5,545,871,277.29 - Step 5: Solve for x
x = 5,545,871,277.29/111,943.95 - Step 6: Final answer
x = 49,541.50
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1.5x scale
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.