Finding the Fourth Proportional to 171,709.07, 236,970.45 and 95,235.12
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Solution
The fourth proportional to 171,709.07, 236,970.45 and 95,235.12 is: 131,431.09
Step by Step Solution
- Step 1: Write the proportion equation
171,709.07 : 236,970.45 = 95,235.12 : x - Step 2: Convert to fraction form
171,709.07/236,970.45 = 95,235.12/x - Step 3: Cross multiply
171,709.07x = 236,970.45 × 95,235.12 - Step 4: Simplify right side
171,709.07x = 22,567,909,242.20 - Step 5: Solve for x
x = 22,567,909,242.20/171,709.07 - Step 6: Final answer
x = 131,431.09
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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.