Finding the Fourth Proportional to 121,532.07, 182,362.12 and 62,367.74
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Solution
The fourth proportional to 121,532.07, 182,362.12 and 62,367.74 is: 93,584.45
Step by Step Solution
- Step 1: Write the proportion equation
121,532.07 : 182,362.12 = 62,367.74 : x - Step 2: Convert to fraction form
121,532.07/182,362.12 = 62,367.74/x - Step 3: Cross multiply
121,532.07x = 182,362.12 × 62,367.74 - Step 4: Simplify right side
121,532.07x = 11,373,512,218.28 - Step 5: Solve for x
x = 11,373,512,218.28/121,532.07 - Step 6: Final answer
x = 93,584.45
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1.5x scale
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.