Finding the Fourth Proportional to 181,028.97, 249,868.41 and 113,004.96
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Solution
The fourth proportional to 181,028.97, 249,868.41 and 113,004.96 is: 155,977.08
Step by Step Solution
- Step 1: Write the proportion equation
181,028.97 : 249,868.41 = 113,004.96 : x - Step 2: Convert to fraction form
181,028.97/249,868.41 = 113,004.96/x - Step 3: Cross multiply
181,028.97x = 249,868.41 × 113,004.96 - Step 4: Simplify right side
181,028.97x = 28,236,369,677.31 - Step 5: Solve for x
x = 28,236,369,677.31/181,028.97 - Step 6: Final answer
x = 155,977.08
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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.