Finding the Fourth Proportional to 88,975.05, 133,423.70 and 26,630.97
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Solution
The fourth proportional to 88,975.05, 133,423.70 and 26,630.97 is: 39,934.82
Step by Step Solution
- Step 1: Write the proportion equation
88,975.05 : 133,423.70 = 26,630.97 : x - Step 2: Convert to fraction form
88,975.05/133,423.70 = 26,630.97/x - Step 3: Cross multiply
88,975.05x = 133,423.70 × 26,630.97 - Step 4: Simplify right side
88,975.05x = 3,553,202,418.83 - Step 5: Solve for x
x = 3,553,202,418.83/88,975.05 - Step 6: Final answer
x = 39,934.82
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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.