Finding the Fourth Proportional to 143,227.24, 214,840.94 and 54,460.24
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Solution
The fourth proportional to 143,227.24, 214,840.94 and 54,460.24 is: 81,690.39
Step by Step Solution
- Step 1: Write the proportion equation
143,227.24 : 214,840.94 = 54,460.24 : x - Step 2: Convert to fraction form
143,227.24/214,840.94 = 54,460.24/x - Step 3: Cross multiply
143,227.24x = 214,840.94 × 54,460.24 - Step 4: Simplify right side
143,227.24x = 11,700,289,154.23 - Step 5: Solve for x
x = 11,700,289,154.23/143,227.24 - Step 6: Final answer
x = 81,690.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.