Finding the Fourth Proportional to 94,464.08, 130,343.28 and 56,738.96
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Solution
The fourth proportional to 94,464.08, 130,343.28 and 56,738.96 is: 78,289.46
Step by Step Solution
- Step 1: Write the proportion equation
94,464.08 : 130,343.28 = 56,738.96 : x - Step 2: Convert to fraction form
94,464.08/130,343.28 = 56,738.96/x - Step 3: Cross multiply
94,464.08x = 130,343.28 × 56,738.96 - Step 4: Simplify right side
94,464.08x = 7,395,542,150.19 - Step 5: Solve for x
x = 7,395,542,150.19/94,464.08 - Step 6: Final answer
x = 78,289.46
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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.