Finding the Fourth Proportional to 269,617.06, 372,082.79 and 148,766.18
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Solution
The fourth proportional to 269,617.06, 372,082.79 and 148,766.18 is: 205,303.53
Step by Step Solution
- Step 1: Write the proportion equation
269,617.06 : 372,082.79 = 148,766.18 : x - Step 2: Convert to fraction form
269,617.06/372,082.79 = 148,766.18/x - Step 3: Cross multiply
269,617.06x = 372,082.79 × 148,766.18 - Step 4: Simplify right side
269,617.06x = 55,353,333,823.54 - Step 5: Solve for x
x = 55,353,333,823.54/269,617.06 - Step 6: Final answer
x = 205,303.53
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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.