Finding the Fourth Proportional to 205,992.75, 284,246.07 and 119,970.53
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Solution
The fourth proportional to 205,992.75, 284,246.07 and 119,970.53 is: 165,545.40
Step by Step Solution
- Step 1: Write the proportion equation
205,992.75 : 284,246.07 = 119,970.53 : x - Step 2: Convert to fraction form
205,992.75/284,246.07 = 119,970.53/x - Step 3: Cross multiply
205,992.75x = 284,246.07 × 119,970.53 - Step 4: Simplify right side
205,992.75x = 34,101,151,668.32 - Step 5: Solve for x
x = 34,101,151,668.32/205,992.75 - Step 6: Final answer
x = 165,545.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.