Finding the Fourth Proportional to 199,734.76, 299,659.74 and 88,900.84
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Solution
The fourth proportional to 199,734.76, 299,659.74 and 88,900.84 is: 133,376.90
Step by Step Solution
- Step 1: Write the proportion equation
199,734.76 : 299,659.74 = 88,900.84 : x - Step 2: Convert to fraction form
199,734.76/299,659.74 = 88,900.84/x - Step 3: Cross multiply
199,734.76x = 299,659.74 × 88,900.84 - Step 4: Simplify right side
199,734.76x = 26,640,002,600.18 - Step 5: Solve for x
x = 26,640,002,600.18/199,734.76 - Step 6: Final answer
x = 133,376.90
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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.