Finding the Fourth Proportional to 126,322.88, 174,325.57 and 69,734.66
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Solution
The fourth proportional to 126,322.88, 174,325.57 and 69,734.66 is: 96,233.82
Step by Step Solution
- Step 1: Write the proportion equation
126,322.88 : 174,325.57 = 69,734.66 : x - Step 2: Convert to fraction form
126,322.88/174,325.57 = 69,734.66/x - Step 3: Cross multiply
126,322.88x = 174,325.57 × 69,734.66 - Step 4: Simplify right side
126,322.88x = 12,156,533,307.29 - Step 5: Solve for x
x = 12,156,533,307.29/126,322.88 - Step 6: Final answer
x = 96,233.82
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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.