Finding the Fourth Proportional to 94,029.08, 141,062.04 and 84,618.09
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Solution
The fourth proportional to 94,029.08, 141,062.04 and 84,618.09 is: 126,943.72
Step by Step Solution
- Step 1: Write the proportion equation
94,029.08 : 141,062.04 = 84,618.09 : x - Step 2: Convert to fraction form
94,029.08/141,062.04 = 84,618.09/x - Step 3: Cross multiply
94,029.08x = 141,062.04 × 84,618.09 - Step 4: Simplify right side
94,029.08x = 11,936,400,396.30 - Step 5: Solve for x
x = 11,936,400,396.30/94,029.08 - Step 6: Final answer
x = 126,943.72
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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.