Finding the Fourth Proportional to 207,026.20, 310,612.20 and 88,733.80
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Solution
The fourth proportional to 207,026.20, 310,612.20 and 88,733.80 is: 133,131.95
Step by Step Solution
- Step 1: Write the proportion equation
207,026.20 : 310,612.20 = 88,733.80 : x - Step 2: Convert to fraction form
207,026.20/310,612.20 = 88,733.80/x - Step 3: Cross multiply
207,026.20x = 310,612.20 × 88,733.80 - Step 4: Simplify right side
207,026.20x = 27,561,800,832.36 - Step 5: Solve for x
x = 27,561,800,832.36/207,026.20 - Step 6: Final answer
x = 133,131.95
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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.