Finding the Fourth Proportional to 178,184.97, 245,895.26 and 106,564.99
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Solution
The fourth proportional to 178,184.97, 245,895.26 and 106,564.99 is: 147,059.69
Step by Step Solution
- Step 1: Write the proportion equation
178,184.97 : 245,895.26 = 106,564.99 : x - Step 2: Convert to fraction form
178,184.97/245,895.26 = 106,564.99/x - Step 3: Cross multiply
178,184.97x = 245,895.26 × 106,564.99 - Step 4: Simplify right side
178,184.97x = 26,203,826,415.05 - Step 5: Solve for x
x = 26,203,826,415.05/178,184.97 - Step 6: Final answer
x = 147,059.69
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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.