Finding the Fourth Proportional to 201,358.92, 277,869.40 and 110,714.80
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Solution
The fourth proportional to 201,358.92, 277,869.40 and 110,714.80 is: 152,783.17
Step by Step Solution
- Step 1: Write the proportion equation
201,358.92 : 277,869.40 = 110,714.80 : x - Step 2: Convert to fraction form
201,358.92/277,869.40 = 110,714.80/x - Step 3: Cross multiply
201,358.92x = 277,869.40 × 110,714.80 - Step 4: Simplify right side
201,358.92x = 30,764,255,047.12 - Step 5: Solve for x
x = 30,764,255,047.12/201,358.92 - Step 6: Final answer
x = 152,783.17
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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.