Finding the Fourth Proportional to 236,351.81, 326,109.40 and 134,369.28
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Solution
The fourth proportional to 236,351.81, 326,109.40 and 134,369.28 is: 185,397.71
Step by Step Solution
- Step 1: Write the proportion equation
236,351.81 : 326,109.40 = 134,369.28 : x - Step 2: Convert to fraction form
236,351.81/326,109.40 = 134,369.28/x - Step 3: Cross multiply
236,351.81x = 326,109.40 × 134,369.28 - Step 4: Simplify right side
236,351.81x = 43,819,084,943.31 - Step 5: Solve for x
x = 43,819,084,943.31/236,351.81 - Step 6: Final answer
x = 185,397.71
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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.