Finding the Fourth Proportional to 80,225.84, 110,740.74 and 46,691.84
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Solution
The fourth proportional to 80,225.84, 110,740.74 and 46,691.84 is: 64,451.66
Step by Step Solution
- Step 1: Write the proportion equation
80,225.84 : 110,740.74 = 46,691.84 : x - Step 2: Convert to fraction form
80,225.84/110,740.74 = 46,691.84/x - Step 3: Cross multiply
80,225.84x = 110,740.74 × 46,691.84 - Step 4: Simplify right side
80,225.84x = 5,170,688,913.56 - Step 5: Solve for x
x = 5,170,688,913.56/80,225.84 - Step 6: Final answer
x = 64,451.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.