Finding the Fourth Proportional to 113,800.24, 157,072.44 and 69,125.68
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Solution
The fourth proportional to 113,800.24, 157,072.44 and 69,125.68 is: 95,410.51
Step by Step Solution
- Step 1: Write the proportion equation
113,800.24 : 157,072.44 = 69,125.68 : x - Step 2: Convert to fraction form
113,800.24/157,072.44 = 69,125.68/x - Step 3: Cross multiply
113,800.24x = 157,072.44 × 69,125.68 - Step 4: Simplify right side
113,800.24x = 10,857,739,224.26 - Step 5: Solve for x
x = 10,857,739,224.26/113,800.24 - Step 6: Final answer
x = 95,410.51
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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.