Finding the Fourth Proportional to 150,352.76, 207,367.08 and 96,643.28
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Solution
The fourth proportional to 150,352.76, 207,367.08 and 96,643.28 is: 133,290.77
Step by Step Solution
- Step 1: Write the proportion equation
150,352.76 : 207,367.08 = 96,643.28 : x - Step 2: Convert to fraction form
150,352.76/207,367.08 = 96,643.28/x - Step 3: Cross multiply
150,352.76x = 207,367.08 × 96,643.28 - Step 4: Simplify right side
150,352.76x = 20,040,634,775.22 - Step 5: Solve for x
x = 20,040,634,775.22/150,352.76 - Step 6: Final answer
x = 133,290.77
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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.