Finding the Fourth Proportional to 234,412.14, 323,488.86 and 126,981.84
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Solution
The fourth proportional to 234,412.14, 323,488.86 and 126,981.84 is: 175,235.00
Step by Step Solution
- Step 1: Write the proportion equation
234,412.14 : 323,488.86 = 126,981.84 : x - Step 2: Convert to fraction form
234,412.14/323,488.86 = 126,981.84/x - Step 3: Cross multiply
234,412.14x = 323,488.86 × 126,981.84 - Step 4: Simplify right side
234,412.14x = 41,077,210,662.30 - Step 5: Solve for x
x = 41,077,210,662.30/234,412.14 - Step 6: Final answer
x = 175,235.00
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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.