Finding the Fourth Proportional to 184,719.36, 254,914.56 and 99,838.08
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Solution
The fourth proportional to 184,719.36, 254,914.56 and 99,838.08 is: 137,777.55
Step by Step Solution
- Step 1: Write the proportion equation
184,719.36 : 254,914.56 = 99,838.08 : x - Step 2: Convert to fraction form
184,719.36/254,914.56 = 99,838.08/x - Step 3: Cross multiply
184,719.36x = 254,914.56 × 99,838.08 - Step 4: Simplify right side
184,719.36x = 25,450,180,234.44 - Step 5: Solve for x
x = 25,450,180,234.44/184,719.36 - Step 6: Final answer
x = 137,777.55
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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.