Finding the Fourth Proportional to 94,794.36, 130,816.99 and 52,353.60
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Solution
The fourth proportional to 94,794.36, 130,816.99 and 52,353.60 is: 72,248.40
Step by Step Solution
- Step 1: Write the proportion equation
94,794.36 : 130,816.99 = 52,353.60 : x - Step 2: Convert to fraction form
94,794.36/130,816.99 = 52,353.60/x - Step 3: Cross multiply
94,794.36x = 130,816.99 × 52,353.60 - Step 4: Simplify right side
94,794.36x = 6,848,740,367.66 - Step 5: Solve for x
x = 6,848,740,367.66/94,794.36 - Step 6: Final answer
x = 72,248.40
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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.