Finding the Fourth Proportional to 126,952.48, 190,455.42 and 48,064.96
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Solution
The fourth proportional to 126,952.48, 190,455.42 and 48,064.96 is: 72,107.55
Step by Step Solution
- Step 1: Write the proportion equation
126,952.48 : 190,455.42 = 48,064.96 : x - Step 2: Convert to fraction form
126,952.48/190,455.42 = 48,064.96/x - Step 3: Cross multiply
126,952.48x = 190,455.42 × 48,064.96 - Step 4: Simplify right side
126,952.48x = 9,154,232,144.08 - Step 5: Solve for x
x = 9,154,232,144.08/126,952.48 - Step 6: Final answer
x = 72,107.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.