Finding the Fourth Proportional to 143,299.01, 214,653.00 and 83,954.63
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Solution
The fourth proportional to 143,299.01, 214,653.00 and 83,954.63 is: 125,758.81
Step by Step Solution
- Step 1: Write the proportion equation
143,299.01 : 214,653.00 = 83,954.63 : x - Step 2: Convert to fraction form
143,299.01/214,653.00 = 83,954.63/x - Step 3: Cross multiply
143,299.01x = 214,653.00 × 83,954.63 - Step 4: Simplify right side
143,299.01x = 18,021,112,610.24 - Step 5: Solve for x
x = 18,021,112,610.24/143,299.01 - Step 6: Final answer
x = 125,758.81
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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.