Finding the Fourth Proportional to 89,485.20, 134,224.71 and 22,925.99
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Solution
The fourth proportional to 89,485.20, 134,224.71 and 22,925.99 is: 34,388.19
Step by Step Solution
- Step 1: Write the proportion equation
89,485.20 : 134,224.71 = 22,925.99 : x - Step 2: Convert to fraction form
89,485.20/134,224.71 = 22,925.99/x - Step 3: Cross multiply
89,485.20x = 134,224.71 × 22,925.99 - Step 4: Simplify right side
89,485.20x = 3,077,234,359.21 - Step 5: Solve for x
x = 3,077,234,359.21/89,485.20 - Step 6: Final answer
x = 34,388.19
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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.