Finding the Fourth Proportional to 232,387.94, 320,622.26 and 130,398.41
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Solution
The fourth proportional to 232,387.94, 320,622.26 and 130,398.41 is: 179,908.79
Step by Step Solution
- Step 1: Write the proportion equation
232,387.94 : 320,622.26 = 130,398.41 : x - Step 2: Convert to fraction form
232,387.94/320,622.26 = 130,398.41/x - Step 3: Cross multiply
232,387.94x = 320,622.26 × 130,398.41 - Step 4: Simplify right side
232,387.94x = 41,808,633,064.17 - Step 5: Solve for x
x = 41,808,633,064.17/232,387.94 - Step 6: Final answer
x = 179,908.79
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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.