Finding the Fourth Proportional to 184,395.11, 276,478.11 and 77,724.18
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Solution
The fourth proportional to 184,395.11, 276,478.11 and 77,724.18 is: 116,537.99
Step by Step Solution
- Step 1: Write the proportion equation
184,395.11 : 276,478.11 = 77,724.18 : x - Step 2: Convert to fraction form
184,395.11/276,478.11 = 77,724.18/x - Step 3: Cross multiply
184,395.11x = 276,478.11 × 77,724.18 - Step 4: Simplify right side
184,395.11x = 21,489,035,165.29 - Step 5: Solve for x
x = 21,489,035,165.29/184,395.11 - Step 6: Final answer
x = 116,537.99
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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.