Finding the Fourth Proportional to 170,591.11, 235,339.62 and 98,929.62
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Solution
The fourth proportional to 170,591.11, 235,339.62 and 98,929.62 is: 136,478.74
Step by Step Solution
- Step 1: Write the proportion equation
170,591.11 : 235,339.62 = 98,929.62 : x - Step 2: Convert to fraction form
170,591.11/235,339.62 = 98,929.62/x - Step 3: Cross multiply
170,591.11x = 235,339.62 × 98,929.62 - Step 4: Simplify right side
170,591.11x = 23,282,059,177.54 - Step 5: Solve for x
x = 23,282,059,177.54/170,591.11 - Step 6: Final answer
x = 136,478.74
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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.