Finding the Fourth Proportional to 232,044.61, 320,201.99 and 128,681.77
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Solution
The fourth proportional to 232,044.61, 320,201.99 and 128,681.77 is: 177,569.99
Step by Step Solution
- Step 1: Write the proportion equation
232,044.61 : 320,201.99 = 128,681.77 : x - Step 2: Convert to fraction form
232,044.61/320,201.99 = 128,681.77/x - Step 3: Cross multiply
232,044.61x = 320,201.99 × 128,681.77 - Step 4: Simplify right side
232,044.61x = 41,204,157,229.71 - Step 5: Solve for x
x = 41,204,157,229.71/232,044.61 - Step 6: Final answer
x = 177,569.99
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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.