Finding the Fourth Proportional to 115,609.08, 173,427.51 and 40,713.75
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Solution
The fourth proportional to 115,609.08, 173,427.51 and 40,713.75 is: 61,075.52
Step by Step Solution
- Step 1: Write the proportion equation
115,609.08 : 173,427.51 = 40,713.75 : x - Step 2: Convert to fraction form
115,609.08/173,427.51 = 40,713.75/x - Step 3: Cross multiply
115,609.08x = 173,427.51 × 40,713.75 - Step 4: Simplify right side
115,609.08x = 7,060,884,285.26 - Step 5: Solve for x
x = 7,060,884,285.26/115,609.08 - Step 6: Final answer
x = 61,075.52
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1.5x scale
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.