Finding the Fourth Proportional to 267,203.97, 400,825.40 and 89,709.48
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Solution
The fourth proportional to 267,203.97, 400,825.40 and 89,709.48 is: 134,570.75
Step by Step Solution
- Step 1: Write the proportion equation
267,203.97 : 400,825.40 = 89,709.48 : x - Step 2: Convert to fraction form
267,203.97/400,825.40 = 89,709.48/x - Step 3: Cross multiply
267,203.97x = 400,825.40 × 89,709.48 - Step 4: Simplify right side
267,203.97x = 35,957,837,756.24 - Step 5: Solve for x
x = 35,957,837,756.24/267,203.97 - Step 6: Final answer
x = 134,570.75
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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.