Finding the Fourth Proportional to 220,020.14, 303,575.76 and 124,526.84
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Solution
The fourth proportional to 220,020.14, 303,575.76 and 124,526.84 is: 171,817.58
Step by Step Solution
- Step 1: Write the proportion equation
220,020.14 : 303,575.76 = 124,526.84 : x - Step 2: Convert to fraction form
220,020.14/303,575.76 = 124,526.84/x - Step 3: Cross multiply
220,020.14x = 303,575.76 × 124,526.84 - Step 4: Simplify right side
220,020.14x = 37,803,328,575.52 - Step 5: Solve for x
x = 37,803,328,575.52/220,020.14 - Step 6: Final answer
x = 171,817.58
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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.