Finding the Fourth Proportional to 232,429.91, 320,701.07 and 136,945.49
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Solution
The fourth proportional to 232,429.91, 320,701.07 and 136,945.49 is: 188,954.02
Step by Step Solution
- Step 1: Write the proportion equation
232,429.91 : 320,701.07 = 136,945.49 : x - Step 2: Convert to fraction form
232,429.91/320,701.07 = 136,945.49/x - Step 3: Cross multiply
232,429.91x = 320,701.07 × 136,945.49 - Step 4: Simplify right side
232,429.91x = 43,918,563,913.53 - Step 5: Solve for x
x = 43,918,563,913.53/232,429.91 - Step 6: Final answer
x = 188,954.02
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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.