Finding the Fourth Proportional to 94,592.32, 130,537.36 and 54,308.68
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Solution
The fourth proportional to 94,592.32, 130,537.36 and 54,308.68 is: 74,945.95
Step by Step Solution
- Step 1: Write the proportion equation
94,592.32 : 130,537.36 = 54,308.68 : x - Step 2: Convert to fraction form
94,592.32/130,537.36 = 54,308.68/x - Step 3: Cross multiply
94,592.32x = 130,537.36 × 54,308.68 - Step 4: Simplify right side
94,592.32x = 7,089,311,712.28 - Step 5: Solve for x
x = 7,089,311,712.28/94,592.32 - Step 6: Final answer
x = 74,945.95
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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.