Finding the Fourth Proportional to 89,115.57, 133,675.07 and 32,926.68
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Solution
The fourth proportional to 89,115.57, 133,675.07 and 32,926.68 is: 49,390.65
Step by Step Solution
- Step 1: Write the proportion equation
89,115.57 : 133,675.07 = 32,926.68 : x - Step 2: Convert to fraction form
89,115.57/133,675.07 = 32,926.68/x - Step 3: Cross multiply
89,115.57x = 133,675.07 × 32,926.68 - Step 4: Simplify right side
89,115.57x = 4,401,476,089.23 - Step 5: Solve for x
x = 4,401,476,089.23/89,115.57 - Step 6: Final answer
x = 49,390.65
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1.5x scale
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.