Finding the Fourth Proportional to 210,227.08, 290,114.24 and 114,735.80
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Solution
The fourth proportional to 210,227.08, 290,114.24 and 114,735.80 is: 158,335.88
Step by Step Solution
- Step 1: Write the proportion equation
210,227.08 : 290,114.24 = 114,735.80 : x - Step 2: Convert to fraction form
210,227.08/290,114.24 = 114,735.80/x - Step 3: Cross multiply
210,227.08x = 290,114.24 × 114,735.80 - Step 4: Simplify right side
210,227.08x = 33,286,489,417.79 - Step 5: Solve for x
x = 33,286,489,417.79/210,227.08 - Step 6: Final answer
x = 158,335.88
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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.