Finding the Fourth Proportional to 89,572.79, 134,376.80 and 29,598.84
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Solution
The fourth proportional to 89,572.79, 134,376.80 and 29,598.84 is: 44,404.09
Step by Step Solution
- Step 1: Write the proportion equation
89,572.79 : 134,376.80 = 29,598.84 : x - Step 2: Convert to fraction form
89,572.79/134,376.80 = 29,598.84/x - Step 3: Cross multiply
89,572.79x = 134,376.80 × 29,598.84 - Step 4: Simplify right side
89,572.79x = 3,977,397,716.10 - Step 5: Solve for x
x = 3,977,397,716.10/89,572.79 - Step 6: Final answer
x = 44,404.09
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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.