Finding the Fourth Proportional to 88,956.85, 133,435.41 and 22,396.99
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Solution
The fourth proportional to 88,956.85, 133,435.41 and 22,396.99 is: 33,595.52
Step by Step Solution
- Step 1: Write the proportion equation
88,956.85 : 133,435.41 = 22,396.99 : x - Step 2: Convert to fraction form
88,956.85/133,435.41 = 22,396.99/x - Step 3: Cross multiply
88,956.85x = 133,435.41 × 22,396.99 - Step 4: Simplify right side
88,956.85x = 2,988,551,543.42 - Step 5: Solve for x
x = 2,988,551,543.42/88,956.85 - Step 6: Final answer
x = 33,595.52
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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.