Finding the Fourth Proportional to 214,415.12, 295,882.44 and 118,913.36
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Solution
The fourth proportional to 214,415.12, 295,882.44 and 118,913.36 is: 164,094.65
Step by Step Solution
- Step 1: Write the proportion equation
214,415.12 : 295,882.44 = 118,913.36 : x - Step 2: Convert to fraction form
214,415.12/295,882.44 = 118,913.36/x - Step 3: Cross multiply
214,415.12x = 295,882.44 × 118,913.36 - Step 4: Simplify right side
214,415.12x = 35,184,375,105.40 - Step 5: Solve for x
x = 35,184,375,105.40/214,415.12 - Step 6: Final answer
x = 164,094.65
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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.