Finding the Fourth Proportional to 225,163.04, 310,674.12 and 134,501.26
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Solution
The fourth proportional to 225,163.04, 310,674.12 and 134,501.26 is: 185,581.35
Step by Step Solution
- Step 1: Write the proportion equation
225,163.04 : 310,674.12 = 134,501.26 : x - Step 2: Convert to fraction form
225,163.04/310,674.12 = 134,501.26/x - Step 3: Cross multiply
225,163.04x = 310,674.12 × 134,501.26 - Step 4: Simplify right side
225,163.04x = 41,786,060,589.39 - Step 5: Solve for x
x = 41,786,060,589.39/225,163.04 - Step 6: Final answer
x = 185,581.35
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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.