Finding the Fourth Proportional to 236,877.24, 326,876.67 and 129,448.08
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Solution
The fourth proportional to 236,877.24, 326,876.67 and 129,448.08 is: 178,630.74
Step by Step Solution
- Step 1: Write the proportion equation
236,877.24 : 326,876.67 = 129,448.08 : x - Step 2: Convert to fraction form
236,877.24/326,876.67 = 129,448.08/x - Step 3: Cross multiply
236,877.24x = 326,876.67 × 129,448.08 - Step 4: Simplify right side
236,877.24x = 42,313,557,328.29 - Step 5: Solve for x
x = 42,313,557,328.29/236,877.24 - Step 6: Final answer
x = 178,630.74
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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.