Finding the Fourth Proportional to 170,212.88, 234,894.12 and 94,764.08
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Solution
The fourth proportional to 170,212.88, 234,894.12 and 94,764.08 is: 130,774.62
Step by Step Solution
- Step 1: Write the proportion equation
170,212.88 : 234,894.12 = 94,764.08 : x - Step 2: Convert to fraction form
170,212.88/234,894.12 = 94,764.08/x - Step 3: Cross multiply
170,212.88x = 234,894.12 × 94,764.08 - Step 4: Simplify right side
170,212.88x = 22,259,525,179.21 - Step 5: Solve for x
x = 22,259,525,179.21/170,212.88 - Step 6: Final answer
x = 130,774.62
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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.