Finding the Fourth Proportional to 83,695.30, 125,551.22 and 27,512.62
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Solution
The fourth proportional to 83,695.30, 125,551.22 and 27,512.62 is: 41,271.65
Step by Step Solution
- Step 1: Write the proportion equation
83,695.30 : 125,551.22 = 27,512.62 : x - Step 2: Convert to fraction form
83,695.30/125,551.22 = 27,512.62/x - Step 3: Cross multiply
83,695.30x = 125,551.22 × 27,512.62 - Step 4: Simplify right side
83,695.30x = 3,454,243,006.40 - Step 5: Solve for x
x = 3,454,243,006.40/83,695.30 - Step 6: Final answer
x = 41,271.65
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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.