Finding the Fourth Proportional to 220,030.99, 303,590.73 and 124,537.69
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Solution
The fourth proportional to 220,030.99, 303,590.73 and 124,537.69 is: 171,832.56
Step by Step Solution
- Step 1: Write the proportion equation
220,030.99 : 303,590.73 = 124,537.69 : x - Step 2: Convert to fraction form
220,030.99/303,590.73 = 124,537.69/x - Step 3: Cross multiply
220,030.99x = 303,590.73 × 124,537.69 - Step 4: Simplify right side
220,030.99x = 37,808,488,219.61 - Step 5: Solve for x
x = 37,808,488,219.61/220,030.99 - Step 6: Final answer
x = 171,832.56
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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.