Finding the Fourth Proportional to 214,920.07, 296,576.13 and 119,421.07
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Solution
The fourth proportional to 214,920.07, 296,576.13 and 119,421.07 is: 164,793.54
Step by Step Solution
- Step 1: Write the proportion equation
214,920.07 : 296,576.13 = 119,421.07 : x - Step 2: Convert to fraction form
214,920.07/296,576.13 = 119,421.07/x - Step 3: Cross multiply
214,920.07x = 296,576.13 × 119,421.07 - Step 4: Simplify right side
214,920.07x = 35,417,438,781.06 - Step 5: Solve for x
x = 35,417,438,781.06/214,920.07 - Step 6: Final answer
x = 164,793.54
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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.