Finding the Fourth Proportional to 89,529.68, 134,313.99 and 29,560.78
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Solution
The fourth proportional to 89,529.68, 134,313.99 and 29,560.78 is: 44,347.60
Step by Step Solution
- Step 1: Write the proportion equation
89,529.68 : 134,313.99 = 29,560.78 : x - Step 2: Convert to fraction form
89,529.68/134,313.99 = 29,560.78/x - Step 3: Cross multiply
89,529.68x = 134,313.99 × 29,560.78 - Step 4: Simplify right side
89,529.68x = 3,970,426,309.31 - Step 5: Solve for x
x = 3,970,426,309.31/89,529.68 - Step 6: Final answer
x = 44,347.60
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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.