Finding the Fourth Proportional to 170,604.60, 235,438.86 and 94,124.70
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Solution
The fourth proportional to 170,604.60, 235,438.86 and 94,124.70 is: 129,894.57
Step by Step Solution
- Step 1: Write the proportion equation
170,604.60 : 235,438.86 = 94,124.70 : x - Step 2: Convert to fraction form
170,604.60/235,438.86 = 94,124.70/x - Step 3: Cross multiply
170,604.60x = 235,438.86 × 94,124.70 - Step 4: Simplify right side
170,604.60x = 22,160,612,154.08 - Step 5: Solve for x
x = 22,160,612,154.08/170,604.60 - Step 6: Final answer
x = 129,894.57
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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.