Finding the Fourth Proportional to 168,427.99, 252,515.61 and 101,854.48
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Solution
The fourth proportional to 168,427.99, 252,515.61 and 101,854.48 is: 152,705.30
Step by Step Solution
- Step 1: Write the proportion equation
168,427.99 : 252,515.61 = 101,854.48 : x - Step 2: Convert to fraction form
168,427.99/252,515.61 = 101,854.48/x - Step 3: Cross multiply
168,427.99x = 252,515.61 × 101,854.48 - Step 4: Simplify right side
168,427.99x = 25,719,846,148.43 - Step 5: Solve for x
x = 25,719,846,148.43/168,427.99 - Step 6: Final answer
x = 152,705.30
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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.