Finding the Fourth Proportional to 158,764.58, 219,087.11 and 94,236.63
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Solution
The fourth proportional to 158,764.58, 219,087.11 and 94,236.63 is: 130,041.80
Step by Step Solution
- Step 1: Write the proportion equation
158,764.58 : 219,087.11 = 94,236.63 : x - Step 2: Convert to fraction form
158,764.58/219,087.11 = 94,236.63/x - Step 3: Cross multiply
158,764.58x = 219,087.11 × 94,236.63 - Step 4: Simplify right side
158,764.58x = 20,646,030,451.66 - Step 5: Solve for x
x = 20,646,030,451.66/158,764.58 - Step 6: Final answer
x = 130,041.80
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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.