Finding the Fourth Proportional to 170,720.71, 235,607.62 and 94,254.53
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Solution
The fourth proportional to 170,720.71, 235,607.62 and 94,254.53 is: 130,078.46
Step by Step Solution
- Step 1: Write the proportion equation
170,720.71 : 235,607.62 = 94,254.53 : x - Step 2: Convert to fraction form
170,720.71/235,607.62 = 94,254.53/x - Step 3: Cross multiply
170,720.71x = 235,607.62 × 94,254.53 - Step 4: Simplify right side
170,720.71x = 22,207,086,194.36 - Step 5: Solve for x
x = 22,207,086,194.36/170,720.71 - Step 6: Final answer
x = 130,078.46
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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.