Finding the Fourth Proportional to 94,349.48, 130,194.36 and 55,581.12
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Solution
The fourth proportional to 94,349.48, 130,194.36 and 55,581.12 is: 76,697.28
Step by Step Solution
- Step 1: Write the proportion equation
94,349.48 : 130,194.36 = 55,581.12 : x - Step 2: Convert to fraction form
94,349.48/130,194.36 = 55,581.12/x - Step 3: Cross multiply
94,349.48x = 130,194.36 × 55,581.12 - Step 4: Simplify right side
94,349.48x = 7,236,348,346.48 - Step 5: Solve for x
x = 7,236,348,346.48/94,349.48 - Step 6: Final answer
x = 76,697.28
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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.