Finding the Fourth Proportional to 125,180.44, 172,749.11 and 68,591.81
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Solution
The fourth proportional to 125,180.44, 172,749.11 and 68,591.81 is: 94,656.76
Step by Step Solution
- Step 1: Write the proportion equation
125,180.44 : 172,749.11 = 68,591.81 : x - Step 2: Convert to fraction form
125,180.44/172,749.11 = 68,591.81/x - Step 3: Cross multiply
125,180.44x = 172,749.11 × 68,591.81 - Step 4: Simplify right side
125,180.44x = 11,849,174,219.70 - Step 5: Solve for x
x = 11,849,174,219.70/125,180.44 - Step 6: Final answer
x = 94,656.76
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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.