Finding the Fourth Proportional to 127,750.34, 176,297.16 and 71,161.70
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Solution
The fourth proportional to 127,750.34, 176,297.16 and 71,161.70 is: 98,204.09
Step by Step Solution
- Step 1: Write the proportion equation
127,750.34 : 176,297.16 = 71,161.70 : x - Step 2: Convert to fraction form
127,750.34/176,297.16 = 71,161.70/x - Step 3: Cross multiply
127,750.34x = 176,297.16 × 71,161.70 - Step 4: Simplify right side
127,750.34x = 12,545,605,610.77 - Step 5: Solve for x
x = 12,545,605,610.77/127,750.34 - Step 6: Final answer
x = 98,204.09
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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.