Finding the Fourth Proportional to 169,537.80, 254,306.70 and 98,581.80
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Solution
The fourth proportional to 169,537.80, 254,306.70 and 98,581.80 is: 147,872.70
Step by Step Solution
- Step 1: Write the proportion equation
169,537.80 : 254,306.70 = 98,581.80 : x - Step 2: Convert to fraction form
169,537.80/254,306.70 = 98,581.80/x - Step 3: Cross multiply
169,537.80x = 254,306.70 × 98,581.80 - Step 4: Simplify right side
169,537.80x = 25,070,012,238.06 - Step 5: Solve for x
x = 25,070,012,238.06/169,537.80 - Step 6: Final answer
x = 147,872.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.