Finding the Fourth Proportional to 170,209.29, 234,883.49 and 98,590.71
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Solution
The fourth proportional to 170,209.29, 234,883.49 and 98,590.71 is: 136,052.09
Step by Step Solution
- Step 1: Write the proportion equation
170,209.29 : 234,883.49 = 98,590.71 : x - Step 2: Convert to fraction form
170,209.29/234,883.49 = 98,590.71/x - Step 3: Cross multiply
170,209.29x = 234,883.49 × 98,590.71 - Step 4: Simplify right side
170,209.29x = 23,157,329,553.42 - Step 5: Solve for x
x = 23,157,329,553.42/170,209.29 - Step 6: Final answer
x = 136,052.09
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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.