Finding the Fourth Proportional to 213,072.40, 294,027.24 and 117,588.08
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Solution
The fourth proportional to 213,072.40, 294,027.24 and 117,588.08 is: 162,264.56
Step by Step Solution
- Step 1: Write the proportion equation
213,072.40 : 294,027.24 = 117,588.08 : x - Step 2: Convert to fraction form
213,072.40/294,027.24 = 117,588.08/x - Step 3: Cross multiply
213,072.40x = 294,027.24 × 117,588.08 - Step 4: Simplify right side
213,072.40x = 34,574,098,619.30 - Step 5: Solve for x
x = 34,574,098,619.30/213,072.40 - Step 6: Final answer
x = 162,264.56
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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.