Finding the Fourth Proportional to 144,070.88, 198,579.84 and 96,306.80
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Solution
The fourth proportional to 144,070.88, 198,579.84 and 96,306.80 is: 132,744.31
Step by Step Solution
- Step 1: Write the proportion equation
144,070.88 : 198,579.84 = 96,306.80 : x - Step 2: Convert to fraction form
144,070.88/198,579.84 = 96,306.80/x - Step 3: Cross multiply
144,070.88x = 198,579.84 × 96,306.80 - Step 4: Simplify right side
144,070.88x = 19,124,588,934.91 - Step 5: Solve for x
x = 19,124,588,934.91/144,070.88 - Step 6: Final answer
x = 132,744.31
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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.