Finding the Fourth Proportional to 157,040.34, 235,470.99 and 107,180.79
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Solution
The fourth proportional to 157,040.34, 235,470.99 and 107,180.79 is: 160,710.09
Step by Step Solution
- Step 1: Write the proportion equation
157,040.34 : 235,470.99 = 107,180.79 : x - Step 2: Convert to fraction form
157,040.34/235,470.99 = 107,180.79/x - Step 3: Cross multiply
157,040.34x = 235,470.99 × 107,180.79 - Step 4: Simplify right side
157,040.34x = 25,237,966,730.28 - Step 5: Solve for x
x = 25,237,966,730.28/157,040.34 - Step 6: Final answer
x = 160,710.09
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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.