Finding the Fourth Proportional to 234,873.75, 352,368.95 and 68,661.75
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Solution
The fourth proportional to 234,873.75, 352,368.95 and 68,661.75 is: 103,009.68
Step by Step Solution
- Step 1: Write the proportion equation
234,873.75 : 352,368.95 = 68,661.75 : x - Step 2: Convert to fraction form
234,873.75/352,368.95 = 68,661.75/x - Step 3: Cross multiply
234,873.75x = 352,368.95 × 68,661.75 - Step 4: Simplify right side
234,873.75x = 24,194,268,752.66 - Step 5: Solve for x
x = 24,194,268,752.66/234,873.75 - Step 6: Final answer
x = 103,009.68
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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.