Finding the Fourth Proportional to 88,775.42, 133,163.63 and 29,610.91
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Solution
The fourth proportional to 88,775.42, 133,163.63 and 29,610.91 is: 44,416.54
Step by Step Solution
- Step 1: Write the proportion equation
88,775.42 : 133,163.63 = 29,610.91 : x - Step 2: Convert to fraction form
88,775.42/133,163.63 = 29,610.91/x - Step 3: Cross multiply
88,775.42x = 133,163.63 × 29,610.91 - Step 4: Simplify right side
88,775.42x = 3,943,096,392.64 - Step 5: Solve for x
x = 3,943,096,392.64/88,775.42 - Step 6: Final answer
x = 44,416.54
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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.