Finding the Fourth Proportional to 94,433.64, 130,318.92 and 51,992.19
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Solution
The fourth proportional to 94,433.64, 130,318.92 and 51,992.19 is: 71,749.50
Step by Step Solution
- Step 1: Write the proportion equation
94,433.64 : 130,318.92 = 51,992.19 : x - Step 2: Convert to fraction form
94,433.64/130,318.92 = 51,992.19/x - Step 3: Cross multiply
94,433.64x = 130,318.92 × 51,992.19 - Step 4: Simplify right side
94,433.64x = 6,775,566,049.23 - Step 5: Solve for x
x = 6,775,566,049.23/94,433.64 - Step 6: Final answer
x = 71,749.50
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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.