Finding the Fourth Proportional to 150,188.76, 207,177.48 and 96,481.74
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Solution
The fourth proportional to 150,188.76, 207,177.48 and 96,481.74 is: 133,091.48
Step by Step Solution
- Step 1: Write the proportion equation
150,188.76 : 207,177.48 = 96,481.74 : x - Step 2: Convert to fraction form
150,188.76/207,177.48 = 96,481.74/x - Step 3: Cross multiply
150,188.76x = 207,177.48 × 96,481.74 - Step 4: Simplify right side
150,188.76x = 19,988,843,759.22 - Step 5: Solve for x
x = 19,988,843,759.22/150,188.76 - Step 6: Final answer
x = 133,091.48
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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.