Finding the Fourth Proportional to 183,534.48, 253,386.18 and 115,609.68
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Solution
The fourth proportional to 183,534.48, 253,386.18 and 115,609.68 is: 159,609.76
Step by Step Solution
- Step 1: Write the proportion equation
183,534.48 : 253,386.18 = 115,609.68 : x - Step 2: Convert to fraction form
183,534.48/253,386.18 = 115,609.68/x - Step 3: Cross multiply
183,534.48x = 253,386.18 × 115,609.68 - Step 4: Simplify right side
183,534.48x = 29,293,895,186.22 - Step 5: Solve for x
x = 29,293,895,186.22/183,534.48 - Step 6: Final answer
x = 159,609.76
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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.