Finding the Fourth Proportional to 213,115.24, 294,097.58 and 117,621.94
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Solution
The fourth proportional to 213,115.24, 294,097.58 and 117,621.94 is: 162,317.48
Step by Step Solution
- Step 1: Write the proportion equation
213,115.24 : 294,097.58 = 117,621.94 : x - Step 2: Convert to fraction form
213,115.24/294,097.58 = 117,621.94/x - Step 3: Cross multiply
213,115.24x = 294,097.58 × 117,621.94 - Step 4: Simplify right side
213,115.24x = 34,592,327,908.91 - Step 5: Solve for x
x = 34,592,327,908.91/213,115.24 - Step 6: Final answer
x = 162,317.48
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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.