Finding the Fourth Proportional to 173,739.60, 260,803.80 and 134,470.80
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Solution
The fourth proportional to 173,739.60, 260,803.80 and 134,470.80 is: 201,856.66
Step by Step Solution
- Step 1: Write the proportion equation
173,739.60 : 260,803.80 = 134,470.80 : x - Step 2: Convert to fraction form
173,739.60/260,803.80 = 134,470.80/x - Step 3: Cross multiply
173,739.60x = 260,803.80 × 134,470.80 - Step 4: Simplify right side
173,739.60x = 35,070,495,629.04 - Step 5: Solve for x
x = 35,070,495,629.04/173,739.60 - Step 6: Final answer
x = 201,856.66
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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.