Finding the Fourth Proportional to 153,452.40, 229,939.84 and 58,630.84
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Solution
The fourth proportional to 153,452.40, 229,939.84 and 58,630.84 is: 87,855.03
Step by Step Solution
- Step 1: Write the proportion equation
153,452.40 : 229,939.84 = 58,630.84 : x - Step 2: Convert to fraction form
153,452.40/229,939.84 = 58,630.84/x - Step 3: Cross multiply
153,452.40x = 229,939.84 × 58,630.84 - Step 4: Simplify right side
153,452.40x = 13,481,565,968.67 - Step 5: Solve for x
x = 13,481,565,968.67/153,452.40 - Step 6: Final answer
x = 87,855.03
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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.