Finding the Fourth Proportional to 94,617.18, 141,765.10 and 57,098.41
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Solution
The fourth proportional to 94,617.18, 141,765.10 and 57,098.41 is: 85,550.66
Step by Step Solution
- Step 1: Write the proportion equation
94,617.18 : 141,765.10 = 57,098.41 : x - Step 2: Convert to fraction form
94,617.18/141,765.10 = 57,098.41/x - Step 3: Cross multiply
94,617.18x = 141,765.10 × 57,098.41 - Step 4: Simplify right side
94,617.18x = 8,094,562,159.13 - Step 5: Solve for x
x = 8,094,562,159.13/94,617.18 - Step 6: Final answer
x = 85,550.66
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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.