Finding the Fourth Proportional to 168,296.04, 232,232.40 and 92,839.68
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Solution
The fourth proportional to 168,296.04, 232,232.40 and 92,839.68 is: 128,109.86
Step by Step Solution
- Step 1: Write the proportion equation
168,296.04 : 232,232.40 = 92,839.68 : x - Step 2: Convert to fraction form
168,296.04/232,232.40 = 92,839.68/x - Step 3: Cross multiply
168,296.04x = 232,232.40 × 92,839.68 - Step 4: Simplify right side
168,296.04x = 21,560,381,701.63 - Step 5: Solve for x
x = 21,560,381,701.63/168,296.04 - Step 6: Final answer
x = 128,109.86
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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.