Finding the Fourth Proportional to 232,927.93, 321,433.09 and 130,957.70
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Solution
The fourth proportional to 232,927.93, 321,433.09 and 130,957.70 is: 180,717.44
Step by Step Solution
- Step 1: Write the proportion equation
232,927.93 : 321,433.09 = 130,957.70 : x - Step 2: Convert to fraction form
232,927.93/321,433.09 = 130,957.70/x - Step 3: Cross multiply
232,927.93x = 321,433.09 × 130,957.70 - Step 4: Simplify right side
232,927.93x = 42,094,138,170.29 - Step 5: Solve for x
x = 42,094,138,170.29/232,927.93 - Step 6: Final answer
x = 180,717.44
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1.5x scale
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.