Finding the Fourth Proportional to 236,479.97, 326,349.52 and 134,520.08
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Solution
The fourth proportional to 236,479.97, 326,349.52 and 134,520.08 is: 185,641.77
Step by Step Solution
- Step 1: Write the proportion equation
236,479.97 : 326,349.52 = 134,520.08 : x - Step 2: Convert to fraction form
236,479.97/326,349.52 = 134,520.08/x - Step 3: Cross multiply
236,479.97x = 326,349.52 × 134,520.08 - Step 4: Simplify right side
236,479.97x = 43,900,561,570.31 - Step 5: Solve for x
x = 43,900,561,570.31/236,479.97 - Step 6: Final answer
x = 185,641.77
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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.