Finding the Fourth Proportional to 88,935.74, 133,393.73 and 22,375.88
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Solution
The fourth proportional to 88,935.74, 133,393.73 and 22,375.88 is: 33,561.33
Step by Step Solution
- Step 1: Write the proportion equation
88,935.74 : 133,393.73 = 22,375.88 : x - Step 2: Convert to fraction form
88,935.74/133,393.73 = 22,375.88/x - Step 3: Cross multiply
88,935.74x = 133,393.73 × 22,375.88 - Step 4: Simplify right side
88,935.74x = 2,984,801,316.38 - Step 5: Solve for x
x = 2,984,801,316.38/88,935.74 - Step 6: Final answer
x = 33,561.33
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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.