Finding the Fourth Proportional to 268,862.06, 371,034.36 and 146,357.96
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Solution
The fourth proportional to 268,862.06, 371,034.36 and 146,357.96 is: 201,976.55
Step by Step Solution
- Step 1: Write the proportion equation
268,862.06 : 371,034.36 = 146,357.96 : x - Step 2: Convert to fraction form
268,862.06/371,034.36 = 146,357.96/x - Step 3: Cross multiply
268,862.06x = 371,034.36 × 146,357.96 - Step 4: Simplify right side
268,862.06x = 54,303,829,432.54 - Step 5: Solve for x
x = 54,303,829,432.54/268,862.06 - Step 6: Final answer
x = 201,976.55
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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.