Finding the Fourth Proportional to 94,902.44, 130,958.78 and 52,457.63
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Solution
The fourth proportional to 94,902.44, 130,958.78 and 52,457.63 is: 72,387.88
Step by Step Solution
- Step 1: Write the proportion equation
94,902.44 : 130,958.78 = 52,457.63 : x - Step 2: Convert to fraction form
94,902.44/130,958.78 = 52,457.63/x - Step 3: Cross multiply
94,902.44x = 130,958.78 × 52,457.63 - Step 4: Simplify right side
94,902.44x = 6,869,786,309.41 - Step 5: Solve for x
x = 6,869,786,309.41/94,902.44 - Step 6: Final answer
x = 72,387.88
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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.