Finding the Fourth Proportional to 146,764.14, 202,534.56 and 79,696.14
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Solution
The fourth proportional to 146,764.14, 202,534.56 and 79,696.14 is: 109,980.70
Step by Step Solution
- Step 1: Write the proportion equation
146,764.14 : 202,534.56 = 79,696.14 : x - Step 2: Convert to fraction form
146,764.14/202,534.56 = 79,696.14/x - Step 3: Cross multiply
146,764.14x = 202,534.56 × 79,696.14 - Step 4: Simplify right side
146,764.14x = 16,141,222,648.60 - Step 5: Solve for x
x = 16,141,222,648.60/146,764.14 - Step 6: Final answer
x = 109,980.70
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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.