Finding the Fourth Proportional to 236,292.93, 325,988.97 and 136,772.08
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Solution
The fourth proportional to 236,292.93, 325,988.97 and 136,772.08 is: 188,690.32
Step by Step Solution
- Step 1: Write the proportion equation
236,292.93 : 325,988.97 = 136,772.08 : x - Step 2: Convert to fraction form
236,292.93/325,988.97 = 136,772.08/x - Step 3: Cross multiply
236,292.93x = 325,988.97 × 136,772.08 - Step 4: Simplify right side
236,292.93x = 44,586,187,854.01 - Step 5: Solve for x
x = 44,586,187,854.01/236,292.93 - Step 6: Final answer
x = 188,690.32
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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.