Finding the Fourth Proportional to 94,094.13, 141,163.07 and 31,764.63
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Solution
The fourth proportional to 94,094.13, 141,163.07 and 31,764.63 is: 47,654.33
Step by Step Solution
- Step 1: Write the proportion equation
94,094.13 : 141,163.07 = 31,764.63 : x - Step 2: Convert to fraction form
94,094.13/141,163.07 = 31,764.63/x - Step 3: Cross multiply
94,094.13x = 141,163.07 × 31,764.63 - Step 4: Simplify right side
94,094.13x = 4,483,992,688.21 - Step 5: Solve for x
x = 4,483,992,688.21/94,094.13 - Step 6: Final answer
x = 47,654.33
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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.