Finding the Fourth Proportional to 94,486.26, 130,381.56 and 58,181.88
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Solution
The fourth proportional to 94,486.26, 130,381.56 and 58,181.88 is: 80,285.16
Step by Step Solution
- Step 1: Write the proportion equation
94,486.26 : 130,381.56 = 58,181.88 : x - Step 2: Convert to fraction form
94,486.26/130,381.56 = 58,181.88/x - Step 3: Cross multiply
94,486.26x = 130,381.56 × 58,181.88 - Step 4: Simplify right side
94,486.26x = 7,585,844,278.13 - Step 5: Solve for x
x = 7,585,844,278.13/94,486.26 - Step 6: Final answer
x = 80,285.16
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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.