Finding the Fourth Proportional to 170,589.11, 235,336.86 and 98,927.62
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Solution
The fourth proportional to 170,589.11, 235,336.86 and 98,927.62 is: 136,475.98
Step by Step Solution
- Step 1: Write the proportion equation
170,589.11 : 235,336.86 = 98,927.62 : x - Step 2: Convert to fraction form
170,589.11/235,336.86 = 98,927.62/x - Step 3: Cross multiply
170,589.11x = 235,336.86 × 98,927.62 - Step 4: Simplify right side
170,589.11x = 23,281,314,869.73 - Step 5: Solve for x
x = 23,281,314,869.73/170,589.11 - Step 6: Final answer
x = 136,475.98
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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.