Finding the Fourth Proportional to 132,550.07, 182,913.62 and 72,120.96
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Solution
The fourth proportional to 132,550.07, 182,913.62 and 72,120.96 is: 99,523.95
Step by Step Solution
- Step 1: Write the proportion equation
132,550.07 : 182,913.62 = 72,120.96 : x - Step 2: Convert to fraction form
132,550.07/182,913.62 = 72,120.96/x - Step 3: Cross multiply
132,550.07x = 182,913.62 × 72,120.96 - Step 4: Simplify right side
132,550.07x = 13,191,905,510.87 - Step 5: Solve for x
x = 13,191,905,510.87/132,550.07 - Step 6: Final answer
x = 99,523.95
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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.