Finding the Fourth Proportional to 89,029.41, 133,575.70 and 29,864.98
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Solution
The fourth proportional to 89,029.41, 133,575.70 and 29,864.98 is: 44,808.07
Step by Step Solution
- Step 1: Write the proportion equation
89,029.41 : 133,575.70 = 29,864.98 : x - Step 2: Convert to fraction form
89,029.41/133,575.70 = 29,864.98/x - Step 3: Cross multiply
89,029.41x = 133,575.70 × 29,864.98 - Step 4: Simplify right side
89,029.41x = 3,989,235,608.99 - Step 5: Solve for x
x = 3,989,235,608.99/89,029.41 - Step 6: Final answer
x = 44,808.07
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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.