Finding the Fourth Proportional to 201,347.70, 302,021.55 and 96,371.70
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Solution
The fourth proportional to 201,347.70, 302,021.55 and 96,371.70 is: 144,557.55
Step by Step Solution
- Step 1: Write the proportion equation
201,347.70 : 302,021.55 = 96,371.70 : x - Step 2: Convert to fraction form
201,347.70/302,021.55 = 96,371.70/x - Step 3: Cross multiply
201,347.70x = 302,021.55 × 96,371.70 - Step 4: Simplify right side
201,347.70x = 29,106,330,210.14 - Step 5: Solve for x
x = 29,106,330,210.14/201,347.70 - Step 6: Final answer
x = 144,557.55
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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.