Finding the Fourth Proportional to 135,026.75, 202,401.88 and 56,186.75
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Solution
The fourth proportional to 135,026.75, 202,401.88 and 56,186.75 is: 84,222.60
Step by Step Solution
- Step 1: Write the proportion equation
135,026.75 : 202,401.88 = 56,186.75 : x - Step 2: Convert to fraction form
135,026.75/202,401.88 = 56,186.75/x - Step 3: Cross multiply
135,026.75x = 202,401.88 × 56,186.75 - Step 4: Simplify right side
135,026.75x = 11,372,303,831.09 - Step 5: Solve for x
x = 11,372,303,831.09/135,026.75 - Step 6: Final answer
x = 84,222.60
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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.