Finding the Fourth Proportional to 216,118.53, 297,966.27 and 177,212.99
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Solution
The fourth proportional to 216,118.53, 297,966.27 and 177,212.99 is: 244,326.55
Step by Step Solution
- Step 1: Write the proportion equation
216,118.53 : 297,966.27 = 177,212.99 : x - Step 2: Convert to fraction form
216,118.53/297,966.27 = 177,212.99/x - Step 3: Cross multiply
216,118.53x = 297,966.27 × 177,212.99 - Step 4: Simplify right side
216,118.53x = 52,803,494,370.76 - Step 5: Solve for x
x = 52,803,494,370.76/216,118.53 - Step 6: Final answer
x = 244,326.55
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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.