Finding the Fourth Proportional to 192,768.26, 265,988.56 and 121,097.53
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Solution
The fourth proportional to 192,768.26, 265,988.56 and 121,097.53 is: 167,094.72
Step by Step Solution
- Step 1: Write the proportion equation
192,768.26 : 265,988.56 = 121,097.53 : x - Step 2: Convert to fraction form
192,768.26/265,988.56 = 121,097.53/x - Step 3: Cross multiply
192,768.26x = 265,988.56 × 121,097.53 - Step 4: Simplify right side
192,768.26x = 32,210,557,881.06 - Step 5: Solve for x
x = 32,210,557,881.06/192,768.26 - Step 6: Final answer
x = 167,094.72
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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.