Finding the Fourth Proportional to 119,552.77, 164,983.89 and 65,837.99
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Solution
The fourth proportional to 119,552.77, 164,983.89 and 65,837.99 is: 90,857.02
Step by Step Solution
- Step 1: Write the proportion equation
119,552.77 : 164,983.89 = 65,837.99 : x - Step 2: Convert to fraction form
119,552.77/164,983.89 = 65,837.99/x - Step 3: Cross multiply
119,552.77x = 164,983.89 × 65,837.99 - Step 4: Simplify right side
119,552.77x = 10,862,207,699.98 - Step 5: Solve for x
x = 10,862,207,699.98/119,552.77 - Step 6: Final answer
x = 90,857.02
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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.