Finding the Fourth Proportional to 232,555.79, 320,922.91 and 130,582.06
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Solution
The fourth proportional to 232,555.79, 320,922.91 and 130,582.06 is: 180,200.95
Step by Step Solution
- Step 1: Write the proportion equation
232,555.79 : 320,922.91 = 130,582.06 : x - Step 2: Convert to fraction form
232,555.79/320,922.91 = 130,582.06/x - Step 3: Cross multiply
232,555.79x = 320,922.91 × 130,582.06 - Step 4: Simplify right side
232,555.79x = 41,906,774,049.91 - Step 5: Solve for x
x = 41,906,774,049.91/232,555.79 - Step 6: Final answer
x = 180,200.95
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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.