Finding the Fourth Proportional to 119,260.34, 164,581.19 and 68,272.87
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Solution
The fourth proportional to 119,260.34, 164,581.19 and 68,272.87 is: 94,217.65
Step by Step Solution
- Step 1: Write the proportion equation
119,260.34 : 164,581.19 = 68,272.87 : x - Step 2: Convert to fraction form
119,260.34/164,581.19 = 68,272.87/x - Step 3: Cross multiply
119,260.34x = 164,581.19 × 68,272.87 - Step 4: Simplify right side
119,260.34x = 11,236,429,366.41 - Step 5: Solve for x
x = 11,236,429,366.41/119,260.34 - Step 6: Final answer
x = 94,217.65
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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.