Finding the Fourth Proportional to 157,274.19, 235,911.69 and 73,023.66
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Solution
The fourth proportional to 157,274.19, 235,911.69 and 73,023.66 is: 109,535.68
Step by Step Solution
- Step 1: Write the proportion equation
157,274.19 : 235,911.69 = 73,023.66 : x - Step 2: Convert to fraction form
157,274.19/235,911.69 = 73,023.66/x - Step 3: Cross multiply
157,274.19x = 235,911.69 × 73,023.66 - Step 4: Simplify right side
157,274.19x = 17,227,135,040.59 - Step 5: Solve for x
x = 17,227,135,040.59/157,274.19 - Step 6: Final answer
x = 109,535.68
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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.