Finding the Fourth Proportional to 94,594.24, 141,905.13 and 28,025.74
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Solution
The fourth proportional to 94,594.24, 141,905.13 and 28,025.74 is: 42,042.69
Step by Step Solution
- Step 1: Write the proportion equation
94,594.24 : 141,905.13 = 28,025.74 : x - Step 2: Convert to fraction form
94,594.24/141,905.13 = 28,025.74/x - Step 3: Cross multiply
94,594.24x = 141,905.13 × 28,025.74 - Step 4: Simplify right side
94,594.24x = 3,976,996,278.05 - Step 5: Solve for x
x = 3,976,996,278.05/94,594.24 - Step 6: Final answer
x = 42,042.69
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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.