Finding the Fourth Proportional to 148,240.88, 204,570.99 and 80,256.11
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Solution
The fourth proportional to 148,240.88, 204,570.99 and 80,256.11 is: 110,752.66
Step by Step Solution
- Step 1: Write the proportion equation
148,240.88 : 204,570.99 = 80,256.11 : x - Step 2: Convert to fraction form
148,240.88/204,570.99 = 80,256.11/x - Step 3: Cross multiply
148,240.88x = 204,570.99 × 80,256.11 - Step 4: Simplify right side
148,240.88x = 16,418,071,876.25 - Step 5: Solve for x
x = 16,418,071,876.25/148,240.88 - Step 6: Final answer
x = 110,752.66
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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.