Finding the Fourth Proportional to 180,142.62, 248,535.99 and 104,629.02
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Solution
The fourth proportional to 180,142.62, 248,535.99 and 104,629.02 is: 144,352.72
Step by Step Solution
- Step 1: Write the proportion equation
180,142.62 : 248,535.99 = 104,629.02 : x - Step 2: Convert to fraction form
180,142.62/248,535.99 = 104,629.02/x - Step 3: Cross multiply
180,142.62x = 248,535.99 × 104,629.02 - Step 4: Simplify right side
180,142.62x = 26,004,077,068.43 - Step 5: Solve for x
x = 26,004,077,068.43/180,142.62 - Step 6: Final answer
x = 144,352.72
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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.