Finding the Fourth Proportional to 201,802.10, 302,557.35 and 113,082.80
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Solution
The fourth proportional to 201,802.10, 302,557.35 and 113,082.80 is: 169,542.50
Step by Step Solution
- Step 1: Write the proportion equation
201,802.10 : 302,557.35 = 113,082.80 : x - Step 2: Convert to fraction form
201,802.10/302,557.35 = 113,082.80/x - Step 3: Cross multiply
201,802.10x = 302,557.35 × 113,082.80 - Step 4: Simplify right side
201,802.10x = 34,214,032,298.58 - Step 5: Solve for x
x = 34,214,032,298.58/201,802.10 - Step 6: Final answer
x = 169,542.50
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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.