Finding the Fourth Proportional to 214,839.68, 296,468.70 and 119,352.20
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Solution
The fourth proportional to 214,839.68, 296,468.70 and 119,352.20 is: 164,700.45
Step by Step Solution
- Step 1: Write the proportion equation
214,839.68 : 296,468.70 = 119,352.20 : x - Step 2: Convert to fraction form
214,839.68/296,468.70 = 119,352.20/x - Step 3: Cross multiply
214,839.68x = 296,468.70 × 119,352.20 - Step 4: Simplify right side
214,839.68x = 35,384,191,576.14 - Step 5: Solve for x
x = 35,384,191,576.14/214,839.68 - Step 6: Final answer
x = 164,700.45
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1.5x scale
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.