Finding the Fourth Proportional to 177,734.69, 245,274.36 and 97,163.18
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Solution
The fourth proportional to 177,734.69, 245,274.36 and 97,163.18 is: 134,085.46
Step by Step Solution
- Step 1: Write the proportion equation
177,734.69 : 245,274.36 = 97,163.18 : x - Step 2: Convert to fraction form
177,734.69/245,274.36 = 97,163.18/x - Step 3: Cross multiply
177,734.69x = 245,274.36 × 97,163.18 - Step 4: Simplify right side
177,734.69x = 23,831,636,790.06 - Step 5: Solve for x
x = 23,831,636,790.06/177,734.69 - Step 6: Final answer
x = 134,085.46
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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.