Finding the Fourth Proportional to 201,865.30, 302,797.95 and 68,701.30
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Solution
The fourth proportional to 201,865.30, 302,797.95 and 68,701.30 is: 103,051.95
Step by Step Solution
- Step 1: Write the proportion equation
201,865.30 : 302,797.95 = 68,701.30 : x - Step 2: Convert to fraction form
201,865.30/302,797.95 = 68,701.30/x - Step 3: Cross multiply
201,865.30x = 302,797.95 × 68,701.30 - Step 4: Simplify right side
201,865.30x = 20,802,612,802.34 - Step 5: Solve for x
x = 20,802,612,802.34/201,865.30 - Step 6: Final answer
x = 103,051.95
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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.