Finding the Fourth Proportional to 195,564.62, 270,001.06 and 134,416.10
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Solution
The fourth proportional to 195,564.62, 270,001.06 and 134,416.10 is: 185,577.99
Step by Step Solution
- Step 1: Write the proportion equation
195,564.62 : 270,001.06 = 134,416.10 : x - Step 2: Convert to fraction form
195,564.62/270,001.06 = 134,416.10/x - Step 3: Cross multiply
195,564.62x = 270,001.06 × 134,416.10 - Step 4: Simplify right side
195,564.62x = 36,292,488,131.06 - Step 5: Solve for x
x = 36,292,488,131.06/195,564.62 - Step 6: Final answer
x = 185,577.99
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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.