Finding the Fourth Proportional to 170,289.20, 235,006.37 and 94,837.70
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Solution
The fourth proportional to 170,289.20, 235,006.37 and 94,837.70 is: 130,880.07
Step by Step Solution
- Step 1: Write the proportion equation
170,289.20 : 235,006.37 = 94,837.70 : x - Step 2: Convert to fraction form
170,289.20/235,006.37 = 94,837.70/x - Step 3: Cross multiply
170,289.20x = 235,006.37 × 94,837.70 - Step 4: Simplify right side
170,289.20x = 22,287,461,966.93 - Step 5: Solve for x
x = 22,287,461,966.93/170,289.20 - Step 6: Final answer
x = 130,880.07
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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.