Finding the Fourth Proportional to 180,038.92, 248,474.84 and 108,455.08
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Solution
The fourth proportional to 180,038.92, 248,474.84 and 108,455.08 is: 149,680.74
Step by Step Solution
- Step 1: Write the proportion equation
180,038.92 : 248,474.84 = 108,455.08 : x - Step 2: Convert to fraction form
180,038.92/248,474.84 = 108,455.08/x - Step 3: Cross multiply
180,038.92x = 248,474.84 × 108,455.08 - Step 4: Simplify right side
180,038.92x = 26,948,358,650.19 - Step 5: Solve for x
x = 26,948,358,650.19/180,038.92 - Step 6: Final answer
x = 149,680.74
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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.