Finding the Fourth Proportional to 84,026.54, 126,076.88 and 44,573.98
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Solution
The fourth proportional to 84,026.54, 126,076.88 and 44,573.98 is: 66,880.63
Step by Step Solution
- Step 1: Write the proportion equation
84,026.54 : 126,076.88 = 44,573.98 : x - Step 2: Convert to fraction form
84,026.54/126,076.88 = 44,573.98/x - Step 3: Cross multiply
84,026.54x = 126,076.88 × 44,573.98 - Step 4: Simplify right side
84,026.54x = 5,619,748,327.58 - Step 5: Solve for x
x = 5,619,748,327.58/84,026.54 - Step 6: Final answer
x = 66,880.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.