Finding the Fourth Proportional to 135,254.98, 202,953.20 and 55,352.26
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Solution
The fourth proportional to 135,254.98, 202,953.20 and 55,352.26 is: 83,057.33
Step by Step Solution
- Step 1: Write the proportion equation
135,254.98 : 202,953.20 = 55,352.26 : x - Step 2: Convert to fraction form
135,254.98/202,953.20 = 55,352.26/x - Step 3: Cross multiply
135,254.98x = 202,953.20 × 55,352.26 - Step 4: Simplify right side
135,254.98x = 11,233,918,271.16 - Step 5: Solve for x
x = 11,233,918,271.16/135,254.98 - Step 6: Final answer
x = 83,057.33
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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.