Finding the Fourth Proportional to 201,890.90, 302,836.35 and 96,655.70
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Solution
The fourth proportional to 201,890.90, 302,836.35 and 96,655.70 is: 144,983.55
Step by Step Solution
- Step 1: Write the proportion equation
201,890.90 : 302,836.35 = 96,655.70 : x - Step 2: Convert to fraction form
201,890.90/302,836.35 = 96,655.70/x - Step 3: Cross multiply
201,890.90x = 302,836.35 × 96,655.70 - Step 4: Simplify right side
201,890.90x = 29,270,859,394.70 - Step 5: Solve for x
x = 29,270,859,394.70/201,890.90 - Step 6: Final answer
x = 144,983.55
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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.