Finding the Fourth Proportional to 195,471.46, 293,207.91 and 83,135.62
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Solution
The fourth proportional to 195,471.46, 293,207.91 and 83,135.62 is: 124,703.74
Step by Step Solution
- Step 1: Write the proportion equation
195,471.46 : 293,207.91 = 83,135.62 : x - Step 2: Convert to fraction form
195,471.46/293,207.91 = 83,135.62/x - Step 3: Cross multiply
195,471.46x = 293,207.91 × 83,135.62 - Step 4: Simplify right side
195,471.46x = 24,376,021,386.75 - Step 5: Solve for x
x = 24,376,021,386.75/195,471.46 - Step 6: Final answer
x = 124,703.74
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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.