Finding the Fourth Proportional to 207,030.06, 285,705.99 and 126,501.99
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Solution
The fourth proportional to 207,030.06, 285,705.99 and 126,501.99 is: 174,575.50
Step by Step Solution
- Step 1: Write the proportion equation
207,030.06 : 285,705.99 = 126,501.99 : x - Step 2: Convert to fraction form
207,030.06/285,705.99 = 126,501.99/x - Step 3: Cross multiply
207,030.06x = 285,705.99 × 126,501.99 - Step 4: Simplify right side
207,030.06x = 36,142,375,218.52 - Step 5: Solve for x
x = 36,142,375,218.52/207,030.06 - Step 6: Final answer
x = 174,575.50
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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.