Finding the Fourth Proportional to 236,034.19, 354,101.74 and 76,119.23
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Solution
The fourth proportional to 236,034.19, 354,101.74 and 76,119.23 is: 114,195.12
Step by Step Solution
- Step 1: Write the proportion equation
236,034.19 : 354,101.74 = 76,119.23 : x - Step 2: Convert to fraction form
236,034.19/354,101.74 = 76,119.23/x - Step 3: Cross multiply
236,034.19x = 354,101.74 × 76,119.23 - Step 4: Simplify right side
236,034.19x = 26,953,951,790.46 - Step 5: Solve for x
x = 26,953,951,790.46/236,034.19 - Step 6: Final answer
x = 114,195.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.