Finding the Fourth Proportional to 170,278.58, 235,025.08 and 98,698.08
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Solution
The fourth proportional to 170,278.58, 235,025.08 and 98,698.08 is: 136,226.91
Step by Step Solution
- Step 1: Write the proportion equation
170,278.58 : 235,025.08 = 98,698.08 : x - Step 2: Convert to fraction form
170,278.58/235,025.08 = 98,698.08/x - Step 3: Cross multiply
170,278.58x = 235,025.08 × 98,698.08 - Step 4: Simplify right side
170,278.58x = 23,196,524,147.85 - Step 5: Solve for x
x = 23,196,524,147.85/170,278.58 - Step 6: Final answer
x = 136,226.91
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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.