Finding the Fourth Proportional to 92,559.42, 138,837.78 and 22,438.26
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Solution
The fourth proportional to 92,559.42, 138,837.78 and 22,438.26 is: 33,657.06
Step by Step Solution
- Step 1: Write the proportion equation
92,559.42 : 138,837.78 = 22,438.26 : x - Step 2: Convert to fraction form
92,559.42/138,837.78 = 22,438.26/x - Step 3: Cross multiply
92,559.42x = 138,837.78 × 22,438.26 - Step 4: Simplify right side
92,559.42x = 3,115,278,205.46 - Step 5: Solve for x
x = 3,115,278,205.46/92,559.42 - Step 6: Final answer
x = 33,657.06
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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.