Finding the Fourth Proportional to 164,358.84, 246,409.20 and 69,511.44
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Solution
The fourth proportional to 164,358.84, 246,409.20 and 69,511.44 is: 104,212.58
Step by Step Solution
- Step 1: Write the proportion equation
164,358.84 : 246,409.20 = 69,511.44 : x - Step 2: Convert to fraction form
164,358.84/246,409.20 = 69,511.44/x - Step 3: Cross multiply
164,358.84x = 246,409.20 × 69,511.44 - Step 4: Simplify right side
164,358.84x = 17,128,258,321.25 - Step 5: Solve for x
x = 17,128,258,321.25/164,358.84 - Step 6: Final answer
x = 104,212.58
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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.