Finding the Fourth Proportional to 201,696.90, 302,545.35 and 68,727.30
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Solution
The fourth proportional to 201,696.90, 302,545.35 and 68,727.30 is: 103,090.95
Step by Step Solution
- Step 1: Write the proportion equation
201,696.90 : 302,545.35 = 68,727.30 : x - Step 2: Convert to fraction form
201,696.90/302,545.35 = 68,727.30/x - Step 3: Cross multiply
201,696.90x = 302,545.35 × 68,727.30 - Step 4: Simplify right side
201,696.90x = 20,793,125,033.06 - Step 5: Solve for x
x = 20,793,125,033.06/201,696.90 - Step 6: Final answer
x = 103,090.95
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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.