Finding the Fourth Proportional to 220,297.05, 304,027.43 and 124,827.21
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Solution
The fourth proportional to 220,297.05, 304,027.43 and 124,827.21 is: 172,271.46
Step by Step Solution
- Step 1: Write the proportion equation
220,297.05 : 304,027.43 = 124,827.21 : x - Step 2: Convert to fraction form
220,297.05/304,027.43 = 124,827.21/x - Step 3: Cross multiply
220,297.05x = 304,027.43 × 124,827.21 - Step 4: Simplify right side
220,297.05x = 37,950,895,226.23 - Step 5: Solve for x
x = 37,950,895,226.23/220,297.05 - Step 6: Final answer
x = 172,271.46
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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.