Finding the Fourth Proportional to 127,094.96, 175,385.12 and 69,732.99
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Solution
The fourth proportional to 127,094.96, 175,385.12 and 69,732.99 is: 96,228.28
Step by Step Solution
- Step 1: Write the proportion equation
127,094.96 : 175,385.12 = 69,732.99 : x - Step 2: Convert to fraction form
127,094.96/175,385.12 = 69,732.99/x - Step 3: Cross multiply
127,094.96x = 175,385.12 × 69,732.99 - Step 4: Simplify right side
127,094.96x = 12,230,128,470.44 - Step 5: Solve for x
x = 12,230,128,470.44/127,094.96 - Step 6: Final answer
x = 96,228.28
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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.