Finding the Fourth Proportional to 153,125.26, 229,753.77 and 53,231.07
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Solution
The fourth proportional to 153,125.26, 229,753.77 and 53,231.07 is: 79,869.51
Step by Step Solution
- Step 1: Write the proportion equation
153,125.26 : 229,753.77 = 53,231.07 : x - Step 2: Convert to fraction form
153,125.26/229,753.77 = 53,231.07/x - Step 3: Cross multiply
153,125.26x = 229,753.77 × 53,231.07 - Step 4: Simplify right side
153,125.26x = 12,230,039,013.63 - Step 5: Solve for x
x = 12,230,039,013.63/153,125.26 - Step 6: Final answer
x = 79,869.51
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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.