Finding the Fourth Proportional to 170,409.14, 235,166.18 and 93,931.17
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Solution
The fourth proportional to 170,409.14, 235,166.18 and 93,931.17 is: 129,625.88
Step by Step Solution
- Step 1: Write the proportion equation
170,409.14 : 235,166.18 = 93,931.17 : x - Step 2: Convert to fraction form
170,409.14/235,166.18 = 93,931.17/x - Step 3: Cross multiply
170,409.14x = 235,166.18 × 93,931.17 - Step 4: Simplify right side
170,409.14x = 22,089,435,592.40 - Step 5: Solve for x
x = 22,089,435,592.40/170,409.14 - Step 6: Final answer
x = 129,625.88
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1.5x scale
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.