Finding the Fourth Proportional to 209,883.83, 314,732.86 and 60,089.99
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Solution
The fourth proportional to 209,883.83, 314,732.86 and 60,089.99 is: 90,108.39
Step by Step Solution
- Step 1: Write the proportion equation
209,883.83 : 314,732.86 = 60,089.99 : x - Step 2: Convert to fraction form
209,883.83/314,732.86 = 60,089.99/x - Step 3: Cross multiply
209,883.83x = 314,732.86 × 60,089.99 - Step 4: Simplify right side
209,883.83x = 18,912,292,686.18 - Step 5: Solve for x
x = 18,912,292,686.18/209,883.83 - Step 6: Final answer
x = 90,108.39
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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.