Finding the Fourth Proportional to 180,007.08, 248,399.49 and 107,491.81
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Solution
The fourth proportional to 180,007.08, 248,399.49 and 107,491.81 is: 148,332.56
Step by Step Solution
- Step 1: Write the proportion equation
180,007.08 : 248,399.49 = 107,491.81 : x - Step 2: Convert to fraction form
180,007.08/248,399.49 = 107,491.81/x - Step 3: Cross multiply
180,007.08x = 248,399.49 × 107,491.81 - Step 4: Simplify right side
180,007.08x = 26,700,910,783.18 - Step 5: Solve for x
x = 26,700,910,783.18/180,007.08 - Step 6: Final answer
x = 148,332.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.