Finding the Fourth Proportional to 236,432.82, 326,275.62 and 134,458.26
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Solution
The fourth proportional to 236,432.82, 326,275.62 and 134,458.26 is: 185,551.45
Step by Step Solution
- Step 1: Write the proportion equation
236,432.82 : 326,275.62 = 134,458.26 : x - Step 2: Convert to fraction form
236,432.82/326,275.62 = 134,458.26/x - Step 3: Cross multiply
236,432.82x = 326,275.62 × 134,458.26 - Step 4: Simplify right side
236,432.82x = 43,870,452,145.62 - Step 5: Solve for x
x = 43,870,452,145.62/236,432.82 - Step 6: Final answer
x = 185,551.45
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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.