Finding the Fourth Proportional to 184,474.19, 276,711.36 and 142,415.68
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Solution
The fourth proportional to 184,474.19, 276,711.36 and 142,415.68 is: 213,623.57
Step by Step Solution
- Step 1: Write the proportion equation
184,474.19 : 276,711.36 = 142,415.68 : x - Step 2: Convert to fraction form
184,474.19/276,711.36 = 142,415.68/x - Step 3: Cross multiply
184,474.19x = 276,711.36 × 142,415.68 - Step 4: Simplify right side
184,474.19x = 39,408,035,114.57 - Step 5: Solve for x
x = 39,408,035,114.57/184,474.19 - Step 6: Final answer
x = 213,623.57
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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.