Finding the Fourth Proportional to 163,986.58, 226,224.12 and 95,961.44
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Solution
The fourth proportional to 163,986.58, 226,224.12 and 95,961.44 is: 132,381.52
Step by Step Solution
- Step 1: Write the proportion equation
163,986.58 : 226,224.12 = 95,961.44 : x - Step 2: Convert to fraction form
163,986.58/226,224.12 = 95,961.44/x - Step 3: Cross multiply
163,986.58x = 226,224.12 × 95,961.44 - Step 4: Simplify right side
163,986.58x = 21,708,792,317.93 - Step 5: Solve for x
x = 21,708,792,317.93/163,986.58 - Step 6: Final answer
x = 132,381.52
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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.