Finding the Fourth Proportional to 201,822.10, 302,587.35 and 113,102.80
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Solution
The fourth proportional to 201,822.10, 302,587.35 and 113,102.80 is: 169,572.49
Step by Step Solution
- Step 1: Write the proportion equation
201,822.10 : 302,587.35 = 113,102.80 : x - Step 2: Convert to fraction form
201,822.10/302,587.35 = 113,102.80/x - Step 3: Cross multiply
201,822.10x = 302,587.35 × 113,102.80 - Step 4: Simplify right side
201,822.10x = 34,223,476,529.58 - Step 5: Solve for x
x = 34,223,476,529.58/201,822.10 - Step 6: Final answer
x = 169,572.49
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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.