Finding the Fourth Proportional to 214,434.96, 295,921.68 and 118,943.28
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Solution
The fourth proportional to 214,434.96, 295,921.68 and 118,943.28 is: 164,142.52
Step by Step Solution
- Step 1: Write the proportion equation
214,434.96 : 295,921.68 = 118,943.28 : x - Step 2: Convert to fraction form
214,434.96/295,921.68 = 118,943.28/x - Step 3: Cross multiply
214,434.96x = 295,921.68 × 118,943.28 - Step 4: Simplify right side
214,434.96x = 35,197,895,242.31 - Step 5: Solve for x
x = 35,197,895,242.31/214,434.96 - Step 6: Final answer
x = 164,142.52
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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.