Finding the Fourth Proportional to 234,289.05, 323,319.08 and 126,859.14
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Solution
The fourth proportional to 234,289.05, 323,319.08 and 126,859.14 is: 175,065.72
Step by Step Solution
- Step 1: Write the proportion equation
234,289.05 : 323,319.08 = 126,859.14 : x - Step 2: Convert to fraction form
234,289.05/323,319.08 = 126,859.14/x - Step 3: Cross multiply
234,289.05x = 323,319.08 × 126,859.14 - Step 4: Simplify right side
234,289.05x = 41,015,980,434.39 - Step 5: Solve for x
x = 41,015,980,434.39/234,289.05 - Step 6: Final answer
x = 175,065.72
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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.