Finding the Fourth Proportional to 236,185.64, 325,942.26 and 135,603.08
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Solution
The fourth proportional to 236,185.64, 325,942.26 and 135,603.08 is: 187,135.74
Step by Step Solution
- Step 1: Write the proportion equation
236,185.64 : 325,942.26 = 135,603.08 : x - Step 2: Convert to fraction form
236,185.64/325,942.26 = 135,603.08/x - Step 3: Cross multiply
236,185.64x = 325,942.26 × 135,603.08 - Step 4: Simplify right side
236,185.64x = 44,198,774,358.16 - Step 5: Solve for x
x = 44,198,774,358.16/236,185.64 - Step 6: Final answer
x = 187,135.74
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1.5x scale
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.