Finding the Fourth Proportional to 132,281.56, 182,478.58 and 83,797.96
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Solution
The fourth proportional to 132,281.56, 182,478.58 and 83,797.96 is: 115,596.86
Step by Step Solution
- Step 1: Write the proportion equation
132,281.56 : 182,478.58 = 83,797.96 : x - Step 2: Convert to fraction form
132,281.56/182,478.58 = 83,797.96/x - Step 3: Cross multiply
132,281.56x = 182,478.58 × 83,797.96 - Step 4: Simplify right side
132,281.56x = 15,291,332,747.70 - Step 5: Solve for x
x = 15,291,332,747.70/132,281.56 - Step 6: Final answer
x = 115,596.86
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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.