Finding the Fourth Proportional to 140,201.99, 210,303.44 and 35,020.96
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Solution
The fourth proportional to 140,201.99, 210,303.44 and 35,020.96 is: 52,531.55
Step by Step Solution
- Step 1: Write the proportion equation
140,201.99 : 210,303.44 = 35,020.96 : x - Step 2: Convert to fraction form
140,201.99/210,303.44 = 35,020.96/x - Step 3: Cross multiply
140,201.99x = 210,303.44 × 35,020.96 - Step 4: Simplify right side
140,201.99x = 7,365,027,790.57 - Step 5: Solve for x
x = 7,365,027,790.57/140,201.99 - Step 6: Final answer
x = 52,531.55
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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.