Finding the Fourth Proportional to 132,937.36, 183,449.08 and 79,194.54
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Solution
The fourth proportional to 132,937.36, 183,449.08 and 79,194.54 is: 109,285.80
Step by Step Solution
- Step 1: Write the proportion equation
132,937.36 : 183,449.08 = 79,194.54 : x - Step 2: Convert to fraction form
132,937.36/183,449.08 = 79,194.54/x - Step 3: Cross multiply
132,937.36x = 183,449.08 × 79,194.54 - Step 4: Simplify right side
132,937.36x = 14,528,165,504.02 - Step 5: Solve for x
x = 14,528,165,504.02/132,937.36 - Step 6: Final answer
x = 109,285.80
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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.