Finding the Fourth Proportional to 125,052.63, 172,572.63 and 68,464.00
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Solution
The fourth proportional to 125,052.63, 172,572.63 and 68,464.00 is: 94,480.32
Step by Step Solution
- Step 1: Write the proportion equation
125,052.63 : 172,572.63 = 68,464.00 : x - Step 2: Convert to fraction form
125,052.63/172,572.63 = 68,464.00/x - Step 3: Cross multiply
125,052.63x = 172,572.63 × 68,464.00 - Step 4: Simplify right side
125,052.63x = 11,815,012,499.30 - Step 5: Solve for x
x = 11,815,012,499.30/125,052.63 - Step 6: Final answer
x = 94,480.32
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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.