Finding the Fourth Proportional to 84,341.76, 126,475.50 and 44,889.48
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Solution
The fourth proportional to 84,341.76, 126,475.50 and 44,889.48 is: 67,314.45
Step by Step Solution
- Step 1: Write the proportion equation
84,341.76 : 126,475.50 = 44,889.48 : x - Step 2: Convert to fraction form
84,341.76/126,475.50 = 44,889.48/x - Step 3: Cross multiply
84,341.76x = 126,475.50 × 44,889.48 - Step 4: Simplify right side
84,341.76x = 5,677,419,427.74 - Step 5: Solve for x
x = 5,677,419,427.74/84,341.76 - Step 6: Final answer
x = 67,314.45
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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.